On February 24th, Warren Buffett's Berkshire Hathaway Inc. released its fourth-quarter and full-year financial reports for 2023, along with Buffett's annual shareholder letter.In the world of investment, Warren Buffett is a legendary figure whose strategies are widely followed and admired. As the leader of Berkshire Hathaway Inc., his success has made him one of the wealthiest individuals globally. Have you ever wondered how he achieved such remarkable success? Perhaps by analyzing Berkshire Hathaway's latest holdings and Buffett's shareholder letter, we can gain some insights.In Buffett's investment portfolio, you'll find some well-known companies like Apple, Coca-Cola, and Bank of America. This isn't by chance; Buffett tends to invest in companies with competitive advantages and long-ter