The future of physics lies in the unification of quantum mechanics and general relativity.

Civilization is a stream with banks. The stream is sometimes filled with blood from people killing, stealing, shouting and doing the things historians usually record, while on the banks, unnoticed, people build homes, make love, raise children, sing songs, write poetry and even whittle statues. The story of civilization is the story of what happened on the banks.

Do not feel absolutely certain of anything.

译文：一起观察世人所崇尚的，悠闲地选择美好的时光。

I'm focused on what I can control.

The true discovery of America is before us. The true fulfillment of our spirit, of our people, of our mighty and immortal land, is yet to come.

Success is not final，failure is not fatel，it is the courage to continue that connts.

War is what happens when language fails.