Bill Gates’ favourite book is a 1969 classic Warren Buffett swears by

Bill Gates is known for his sharp mind and constant curiosity, qualities that helped him turn Microsoft into one of the world’s biggest tech companies. But even one of the smartest business leaders says a single piece of advice from Warren Buffett changed how he thinks about business and leadership.

In 1991, when Gates first met Buffett, he expected their conversation to revolve around technology, investments, or business strategy. Instead, Buffett gave him a simple but life-changing suggestion, a decades-old business book that he said offered more real-world wisdom than most modern guides.

That moment not only transformed how Gates viewed business but also marked the beginning of a lifelong friendship and mentorship between the two billionaires. Gates often says Buffett’s lessons on