我们越是深入量子世界，就越意识到我们不知道的东西有多少。

"The past is always tense, the future perfect."

Excellence is not an act, but a habit.

We read to know we are not alone.

A low price-earnings ratio is not a guarantee of success, but it is a good starting point.

Sometimes, the most dangerous lies are the ones we tell ourselves.

老时相信一切，中年怀疑一切，青年知道一切。