"The truth is rarely pure and never simple."

集合论的悖论不应被视为理论本身的不一致，而应被视为表明某些被认为有效的推理方法实际上并非如此。

God expects but one thing of you, and that is that you should come out of yourself in so far as you are a created being made and let God be God in you.

唯一真正的发现之旅不在于寻找新的风景，而在于拥有新的眼光。