在数学中，提出问题的艺术必须比解决问题更有价值。

Every man has a right to his opinion, but no man has a right to be wrong in his facts.

我相信最好的故事是那些根植于现实的故事。

Decision making is the heart of administration, and the heart of decision making is art rather than science.

文学是人类的记忆。