有人自认为在做有用的事，却收效甚微；有人看似在做“无用”之功却流芳后世，引为大用。

Your smarts will come in handy because you will travel in a land of marvels. We humans -- plodding as we are -- will astonish ourselves. We'll invent ways to generate clean energy and a lot of it. Atom by atom， we'll assemble tiny machines that will enter cell walls and make repairs. This month comes the extraordinary but also inevitable news that we've synthesized life. In the coming years， we'll not only synthesize it， but we'll engineer it to specifications. I believe you'll even see us understand the human brain. Jules Verne， Mark Twain， Galileo， Newton -- all the curious from the ages would have wanted to be alive most of all right now. As a civilization， we will have so many gifts， just as you as individuals have so many individual gifts as you sit before me.

医学是我的合法妻子，文学是我的情妇。

强者，藐视困难，弱者，仰视困难。

Consciousness is the cutting edge of adaptation.

写作是与过去的恶魔搏斗。

I think the best stories are the ones that leave you with more questions than answers.

唯一真正的生活是精神的生活。

跨境合作对于对抗森林砍伐和气候变化至关重要。