The value of a thought is in its consequences for behavior.
He who wants to do good knocks at the gate;he who loves finds the gate open.
无知者是不自由的,正因和他对立的是一个陌生的世界。
万物起源的奥秘对我们来说是无法解决的;而我必须满足于做一个不可知论者。
In every problem, there is a hidden pattern waiting to be discovered, and it is our duty as mathematicians to uncover it.