Warren Buffett's investment principles: Discover the secrets of success from the Omaha legend. Learn how to apply the long-term, value philosophy to your portfolio.
Investor Warren Buffett: Portrait of a Legend
Before diving into specific principles, it is important to better understand the human being and his or her journey. investor Warren Buffett is essential. Born in 1930 in Omaha, Nebraska, Buffett showed a passion for business and investing at an early age. He bought his first stock at age 11 and showed his entrepreneurial talent through several small projects as a teenager.
Buffett’s big break in investing came when he studied with Benjamin Graham, the father of value investing, at Columbia University. Graham formulated his core philosophy: “It’s better to buy a wonderful company at a fair price than a fair company at a wonderful price.”
- Career journey: Buffett never stopped learning and improving. He founded his own investment partnership before taking control of Berkshire Hathaway in 1965, transforming it from a struggling textile company into a conglomerate and an investment machine with astonishing performance.
- Core philosophy: Value investing focuses on finding high-quality companies with sustainable competitive advantages and buying them at a discount to their intrinsic value (margin of safety). He is a long-term investor, viewing buying stocks as buying a piece of a business.
- Berkshire Hathaway: More than just a holding company, Berkshire Hathaway is the embodiment of philosophy and Warren Buffett's investment principlesIts portfolio includes wholly owned subsidiaries (like GEICO, BNSF Railway) and a huge portfolio of public company stocks.
The success of investor Warren Buffett It comes not from luck or complicated formulas, but from the consistent application of simple but profound principles, along with a disciplined character and long-term vision.

Warren Buffett's Investment Principles: The Foundation for Sustainable Success
At the heart of Buffett's success lies his adherence to a set of Warren Buffett investment principles These are not complex secrets, but guidelines based on logic, business savvy, and market psychology.
Here are the core principles:
1. Circle of Competence Principle
- Define: Only invest in industries, sectors, or business models that you truly understand. Don't follow the crowd or hot trends if you don't understand the nature of it.
- Analysis: Buffett has admitted to missing out on many early opportunities in technology because he felt they were outside his circle of understanding. He would rather miss out than risk something he doesn’t understand. This reduces the risk of making a big mistake.
- For example: He focused on more understandable industries like insurance, consumer goods (Coca-Cola, Gillette), finance (American Express, former Wells Fargo). Only recently, after he had a better understanding of Apple's business model and advantages, did he invest heavily in the company.
- Recommendation: Individual investors should identify the area they are most knowledgeable in (perhaps from work or hobbies) and start looking for investment opportunities within that area.
2. Find a Business with a Sustainable Competitive Advantage (Economic Moat)
- Define: “Economic moats” are factors that protect a business from competition and help maintain high profits in the long term. These can be strong brands, network effects, high switching costs, cost advantages, or intangible assets (patents, licenses).
- Analysis: A business with a wide and deep “moat” is like a strong castle, difficult for competitors to attack and gain market share. This is the key factor to ensure stable profit growth.
- For example: Coca-Cola has a global brand and a wide distribution network. Moody's benefits from a monopoly and prestige in the credit rating industry. Apple has a closed ecosystem and a very strong brand.
- Recommendation: When analyzing a stock, ask yourself: What prevents competitors from copying and eating into this company's profits? Is that moat sustainable?
3. Buy at a Price Below Intrinsic Value (Margin of Safety)
- Define: This is a principle inherited directly from Benjamin Graham. Intrinsic value is the real value of a business (based on assets, earnings, future cash flows), while market price is the price the stock is currently trading at. The margin of safety is the difference between intrinsic value and the purchase price.
- Analysis: Buying with a margin of safety protects investors from miscalculations of value or unforeseen adverse market movements. The cheaper the purchase relative to intrinsic value, the lower the risk and the higher the profit potential.
- For example: Buffett always tries to value a business and only buys when the market price is significantly lower (e.g. 25-50% lower) than his calculated value. He is willing to wait a long time to get an attractive price.
- Recommendation: Learn basic valuation methods (P/E, P/B, DCF – discounted cash flow) to estimate the intrinsic value of the company you are interested in. Don’t buy at any price, wait patiently for a price with a margin of safety.
4. Long-term Horizon
- Define: Buffett buys stocks with the intention of holding them forever, or at least for a very long time. He views buying stocks as owning a piece of a business, not as pieces of paper to trade.
- Analysis: Long-term investing harnesses the power of compounding, bypassing short-term market fluctuations and allowing good businesses to reach their full growth potential. Constant buying and selling incurs transaction costs and taxes.
- For example: He held shares of Coca-Cola and American Express for decades, reaping huge returns from both capital appreciation and dividends.
- Recommendation: Determine your investment horizon. If you believe in the fundamentals and future of a business, hold on through the ups and downs of the market. “Time is the friend of great businesses.”
5. Talent and Trust Management (Management Quality)
- Define: Buffett wants to invest in companies that are run by talented, honest, competent leaders who act in the best interests of shareholders.
- Analysis: A weak or dishonest management team can destroy the value of a great business. On the other hand, a good management team will know how to allocate capital wisely, overcome difficulties and create sustainable value.
- For example: He highly values Apple's Tim Cook, and the former CEOs of GEICO and Coca-Cola. He often reads annual reports, especially shareholder letters, to understand the thinking and actions of the board.
- Recommendation: Research the company's leadership team: their experience, track record, strategy, level of transparency, and how they treat minority shareholders.
Consistent application of these Warren Buffett investment principles This is the guiding principle that has helped him successfully navigate through decades of market volatility.
Warren Buffett's 7 Investment Methods: Putting It into Practice
From the core principles above, we can summarize specific methods or action focuses when investing. Below are 7 investment methods of Warren Buffett that individual investors can learn and apply:
- Focus on Value, Not Price: Don’t buy a stock just because its price is going up. Understand the true value of the business behind the stock. Price is what you pay, value is what you get. Look for bargains – great companies that are undervalued by the market.
- Patiently Waiting for Good Opportunity (Pitching): Buffett likens investing to baseball, but there’s no rule that says you have to swing (buy stocks) at every ball (opportunity). Be patient and wait for the “ball” to land in your strike zone—that is, a great investment opportunity that has all the right elements (knowledge, competitive advantage, good price).
- Thoroughly Evaluate Competitive Advantage (Moat): Take the time to analyze what makes your company different? Is that advantage sustainable? Can competitors easily overcome it? A wide economic moat is a sign of a potential long-term investment.
- Understand Business Operations: Read financial statements, annual reports, learn about the product/service, customers, competitors. You must understand how the company makes money before deciding to invest in it.
- Always Look for a Large Margin of Safety: Never pay more than the estimated intrinsic value. The market is volatile and calculations can be wrong. A large margin of safety protects your capital from unforeseen risks.
- Trust (but verify) the Leadership: Look for managers who are competent, have integrity, and are focused on creating long-term shareholder value. Look at their history of capital allocation and how they communicate.
- Think Long Term, Ignore Short Term Fluctuations: The stock market can be very emotional in the short term. Don't let daily fluctuations or Market News Negativity scares you into selling great companies. If the fundamentals of the business are solid, keep the faith and the long-term vision.

Apply 7 investment methods of Warren Buffett This requires discipline, patience and continuous learning. This is a sustainable investment path instead of chasing instant profits, high risk.
Warren Buffett's Portfolio: Lessons from Practice
Look at Warren Buffett's portfolio, managed through Berkshire Hathaway, we can learn valuable lessons about how he puts his principles into practice.
- Centralization: Contrary to common diversification advice, Warren Buffett's portfolio tends to concentrate heavily on a small number of stocks that he believes in the most. He believes that “broad diversification is only necessary when the investor is ignorant.” When you portfolio management Having done a lot of research and had a lot of faith in a few companies, concentrating capital in them can yield outsized returns.
- Major investments: By late 2024–early 2025, Berkshire's portfolio will likely have very large positions in companies such as:
- Apple (AAPL): The largest investment, demonstrating recognition of brand strength, ecosystem and ability to generate huge cash flow.
- Bank of America (BAC): Bet on recovery and strong position of US banking industry.
- Coca-Cola (KO): A classic investment, testament to the strength of the brand and sustainable competitive advantage over decades.
- American Express (AXP): A financial services company with a unique business model and strong brand.
- Chevron (CVX): Reflects views on the energy industry and oil and gas demand.
- Long term holding: Most of the core investments in Warren Buffett's portfolio He rarely sells great companies unless the fundamentals change or he finds a much better opportunity.
- Patience and Waiting: Buffett doesn't mind holding large amounts of cash when he doesn't find attractive investment opportunities. He would rather wait than buy at prices he thinks are too high.
Lesson:
- Thorough research before investing is paramount.
- Have confidence in your best investments and allocate capital wisely.
- Patience is key, don't act just because you feel like you need to do something.
- Consider companies with a long history, clear competitive advantages, and trustworthy leadership.
Analysis Warren Buffett's portfolio shows the consistency between his philosophy and his actions.
Investment legend Warren Buffett and valuable advice
Not only is he a talented investor, investment legend warren buffett He is also a great teacher who has shared countless lessons and wise advice on investing, business and life. His sayings are often simple, easy to understand but contain philosophical depth.
Some famous and meaningful advice:
- “Rule #1: Never lose money. Rule #2: Never forget Rule #1.”
- Emphasize the importance of capital preservation. Avoiding heavy losses is more important than trying to achieve high profits at all costs. The margin of safety is the tool to implement this rule.
- “Be fearful when others are greedy, and be greedy when others are fearful.”
- Encourage independent thinking and go against the crowd. The best opportunities often appear when the market is panicking and selling off (when others are fearful), and caution should be exercised when the market is too excited (when others are greedy).
- “Price is what you pay. Value is what you get.”
- Make a clear distinction between the volatile market price and the intrinsic value of the business. Don't confuse a cheap stock with a genuine bargain.
- “Someone is sitting in the shade today because someone planted a tree a long time ago.”
- Praises the importance of long-term investing and patience. Great results take time to build.
- “Risk comes from not knowing what you are doing.”
- Emphasize the importance of the circle of understanding. Investing in what you don't understand is gambling, not investing.
- “The most important thing to do if you find yourself in a hole is to stop digging.”
- When you realize an investment mistake, have the courage to cut your losses instead of being stubborn and making the situation worse.
Advice from investment legend warren buffett They are not just about the stock market. They are also lessons in character: patience, discipline, reason, honesty, and the ability to control emotions – qualities necessary for success in any field.

Learn more: “7 Warren Buffett investment methods ebook” and resources
Interest in Buffett's philosophy has led to countless books, articles, and analytical materials about him. Searching for keywords like “7 Warren Buffett investment methods ebook“, you can find many documents summarizing or paraphrasing his principles.
However, instead of relying solely on summaries or obscure ebooks, there are more original and reliable sources to gain insight into Buffett's thinking:
- Berkshire Hathaway Shareholder Letters: This is considered the most valuable document. Every year, Buffett writes a letter to shareholders, explaining his business results, investments, philosophy and views on economics and markets. The language in the letter is clear, straightforward and full of wisdom. You can find them for free on the Berkshire Hathaway website.
- Books about Buffett:
- “The Snowball: Warren Buffett and the Business of Life” by Alice Schroeder: The only authorized biography, providing comprehensive insight into Buffett's life and career.
- “The Warren Buffett Way” by Robert G. Hagstrom: A detailed analysis of Buffett's investment principles and methods through specific deals.
- Lawrence Cunningham's books compile Buffett's writings and letters by topic.
- Books by Benjamin Graham: Read classics like “The Intelligent Investor” and “Security Analysis” will help you understand the foundation of value investing philosophy that Buffett inherited and developed.
The search for “7 Warren Buffett investment methods ebook” may be a starting point, but to truly grasp and successfully apply it, in-depth research from original sources, especially shareholder letters and authoritative books, is indispensable. Remember, investing in knowledge always brings the best returns.
Conclude
Warren Buffett's investment principles It is not a get-rich-quick scheme or a stock market miracle. It is an investment philosophy based on a deep understanding of business, patience, iron discipline and a long-term vision. From investing only in what you understand, finding businesses with sustainable competitive advantages, buying with a margin of safety, to trusting talented management and taking a long-term stance, all are aimed at the ultimate goal of minimizing risk and maximizing profits in a sustainable way.
Learn from investor Warren Buffett not just copy Warren Buffett's portfolio, but rather absorb his thinking and methodology. It is a process that requires constant effort in cultivating knowledge, training courage and controlling emotions in the face of unpredictable market fluctuations.
Whether you're a new or experienced investor, going back to the time-tested, fundamentals of a investment legend warren buffett always bring great value. Start building your own circle of knowledge, seek Warren Buffett's investment principles and great businesses and patiently wait for the right price. Success in investing does not come overnight, but is the result of a sound strategy and persistent pursuit. To update more knowledge and in-depth investment analysis, you can refer to reputable sources and investor communities such as HVA. Wish you success on your investment path!