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"I don’t want to be known just as a tennis player. I want to be known as a good person."

勇氣不是沒有恐懼，而是戰(zhàn)勝恐懼。

When you are young, you think that the world is a place where you can live as you choose. But as you get older, you realize that the world is a place where you have to live as you must.

The real question is not whether machines think but whether men do.

Every risk is worth taking as long as it's for a good cause, and contributes to a good life.