出自先秦《荀子·性恶》引古语。不知儿子的为人，看看他的朋友就清楚了；不知国君是否贤明，看看他左右的大臣是什么德行就知道了。

Writing is a way of exorcising the demons that haunt us.

I think that one wants from a painting a sense of life.

合作和知识共享对于科学的进步至关重要。

在危机时期，真正的领导力是通过行动而不是言语来衡量的。

The mind is what the brain does.

In auctions, the rules determine the outcome as much as the bidders' strategies.