This week’s best investing news:Mohnish Pabrai – 5th European Value Investing Conference (Ivey)Howard Marks: “US Stocks Are ‘Worrisome” (MoneyTalk)Ray Dalio: We are definitely in a bubble, but that doesn’t mean you should sell (CNBC)10 Things We Can Learn From Warren Buffett That Have Nothing to Do With Money (Morningstar)Unpacking Value Investing with Rich Pzena (CFA)Bill Nygren – From Book Value to Brand Value (Boyar)Terry Smith: we’ve listened to the activist and Smithson Investment Trust has to change ( ...

Group 1 - Warren Buffett emphasizes the cyclical nature of financial bubbles and the tendency for sound investment strategies to become reckless when widely imitated [2][3] - Historical patterns show that initial prudent investment ideas can devolve into speculation as popularity increases, leading to market distortions [3][4] - Examples include mortgage-backed securities, which transitioned from sound risk management to reckless complexity, contributing to the global financial crisis [4] Group 2 - The dot-com bubble serves as another illustration where genuine promise in internet stocks was overshadowed by speculative excesses by the end of the 1990s [4] - Buffett's insights are grounded in decades of experience and a thorough study of past financial crises, including the Great Depression and the 2008 financial crisis [3]