
Even at 67 years old, Bill Gates is still finding new reasons to give away most of this wealth.
The Microsoft cofounder is one of the world’s most prolific philanthropists, and he has said he wants to donate “virtually all” of his $103 billion fortune and drop off the world’s richest persons list. He has called giving a “basic responsibility for anyone with a lot of money” and an interesting challenge, but his latest motivation to donate is a lot more personal.