A good novel tells us the truth about its hero, but a bad novel tells us the truth about its author.

化合价的概念是理解化学键的关键。

Silence is not the absence of something but the presence of everything.

Would I rather be feared or loved? Easy. Both. I want people to be afraid of how much they love me.

最好的投资是投资那些比你更聪明的人。