Howard Marks is a well-known American investor, author, and philosopher! He's the co-founder and co-chairman of Oaktree Capital Management, a leading global investment management firm. Marks is renowned for his insightful writings on investing, economics, and human nature. His memos, which he's been writing for over three decades, are highly regarded for their wisdom, clarity, and wit. He's also the author of the bestselling book "The Most Important Thing: Uncommon Sense for the Thoughtful Investor." Some key takeaways from Howard Marks' philosophy include: 1. *Second-level thinking*: Marks emphasizes the importance of thinking critically and considering multiple perspectives, rather than simply following the crowd. 2. *Risk management*: He stresses the need to carefully assess and manage risk, rather than simply seeking high returns. 3. *Patience and discipline*: Marks advocates for a long-term approach to investing, combined with discipline and patience. 4. *The importance of psychology*: He recognizes that investing is as much about understanding human psychology as it is about analyzing financial data. Howard Marks' ideas and writings have had a significant impact on the investment community and beyond.