New Delhi, Aug. 31 -- Bill Gates' ex-wife Melinda French Gates has been in the spotlight lately for her new memoir, 'The Next Day', which is set to be released this month. Ever since, Melinda Gates has been giving a series of interviews to promote her memoir. In her memoir, French Gates reflects on her life's transitions and the wisdom she has gathered along the way.

In a recent interview with the Wall Street Journal (WSJ) she shared a piece of advice that she received from world's most popular investor Warren Buffett, a very close friend of her ex-husband and Microsoft founder Bill Gates.

When asked who she turns to for advice? Melinda French Gates replied, "I write down a lot of quotes that people tell me over time so I can replay the...