聪明人的特点是，他们在愚蠢的人看来就像疯子。

释义：天地阴阳不交接，是阻塞之象。君子以节俭为德而避开危难，不可追求荣华而谋取禄位。

图书馆是世界的宝箱。

Productivity is often a distraction. Don’t aim for better ways to get through your tasks as quickly as possible， rather aim for better tasks that you never want to stop doing.

Coal built this country, and coal will keep it strong.

宇宙充满奥秘，而我的艺术是我探索它们的方式。

数学家的工作永远不会完成；总有新的问题需要探索，新的谜团需要揭开。