This year, Gates shared his optimism to eradicate polio and enjoy his joy that solar and wind energy are getting cheaper, but he admitted he had "underestimated how difficult it would be to vaccinate children." when the war was torn and found that he "wants to talk more about how the US needs to regain its leading role in nuclear research."
Science supports carrying out similar check-ins. A study shows that people who take time to self-reflect are happier, more productive, and less burned out than people who do not. Psychologists also point out how self-reflection can stimulate a purposeful change, help you achieve your goals, and raise self-esteem.
Gates also notes how different his assessment is today with 63 than in his 20s. in his first days of building up Microsoft.
"At that time, a year-end assessment would only be a question: will Microsoft software realize the dream of personal computing?" Gates writes.
Today, with the inspiration of his wife Melinda and his friend Warren Buffett, Gates now asks other questions about his life: "Have I given enough time to my family?" "Have I learned enough new things?" and "Did I make new friends and deepen old ones?" he writes.
"That would have been ridiculous to me when I was 25, but as I get older, they're much more meaningful," writes Gates.
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