决定你生活中的主要明确目标，然后围绕它组织你所有的活动。

There is no such thing as life without bloodshed.

数学是提出正确问题然后找到答案的艺术。

Innovation is not achieved overnight; it requires continuous effort and accumulation.

"A story is a letter that the author writes to himself, but others are allowed to read."

——《在广州岭南学生欢迎会的演说》（1923年12月21日）

如果你在小事上无原则，那么大事上一样没有原则。