在我的国家,要当上总统,得先待过监狱一回。
I think I'm afraid to be happy...because whenever I get too happy, something bad always happens.
数学的美在于它是一种可以以其他任何方式都无法描述宇宙的语言。
The capacity to be puzzled is the premise of all creation, be it in art or in science.