朗费罗幽默的秘密源泉并不是欢乐而是悲伤。天堂里没有幽默。

The more you can increase the fear of failure, the more you can motivate people to avoid it.

I’m not afraid to be different.

国际合作应建立在互利共赢的基础上。

The act of naming is the first act of creation.

在考试里，愚人的问题，智者无法回答。