——〈在香港大学的演说〉(又名〈革命思想之产生〉),1923年2月19日
The study of intelligence must integrate multiple disciplines.
In mathematics, the simplest questions often lead to the most profound discoveries.
当你评判别人时,你不是在定义他们,而是在定义自己。
Mathematics knows no races or geographic boundaries; for mathematics, the cultural world is one country.