Hard work, under the old system, meant long hours, little rest, and poor pay. Under the new system, it means a fair day's work for a fair day's pay.

Writing is a way of being in the world, a way of understanding it.

无思无虑，心境应当平静如水；不求冒进也不忘记，学业当如流水一般永无止境。

The night is a canvas, and we are the paint.

做数学的艺术在于找到那个包含所有普遍性萌芽的特殊案例。

Quality means doing it right when no one is looking.