钢琴是我的初恋。

对抗传染病的斗争是一项超越国界的全球性努力。

智者从敌人那里学到的比愚者从朋友那里学到的还要多。

你是自己生活的作者。

In a way, if you like, at one end of the spectrum of sympathy, you've got the tabloid newspaper. At the other end of the spectrum, you've got tragedy and tragic art. And I suppose I'm arguing that we should learn a little bit about what's happening in tragic art. It would be insane to call Hamlet a loser. He is not a loser, though he has lost. And I think that is the message of tragedy to us, and why it's so very, very important, I think.

The joy of discovery in mathematics is unparalleled.

世界上最美丽的东西是真理。

去爱就是冒着不被爱的风险。去希望就是冒着痛苦的风险。去尝试就是冒着失败的风险，但必须冒险，因为人生最大的危险就是不去冒险。