"I am not young enough to know everything."

Many a man's reputation would not know his character if they met on the street.

量子场论的发展表明，真空不是空的，而是充满了虚粒子。

The city is a mirror of society.

成功不在于你赚多少钱，而在于你对人们生活带来的改变。

"The universe is not only stranger than we imagine, it is stranger than we can imagine."

The big money is not in the buying and selling, but in the waiting.

世界上没有像大城市那样的孤独。