Warren Buffett, the renowned investor and former CEO of Berkshire Hathaway, has publicly acknowledged several investment missteps throughout his career. Among the most significant was the 1993 acquisition of Dexter Shoe Company, which he later described as a "wholly stupid blunder." Buffett has also discussed his quiet exits from Indian investments made between 2011 and 2018. He emphasizes that even successful investors make mistakes, highlighting the importance of vigilance, humility, and acknowledging the role of luck in investment outcomes.