The best way to learn mathematics is to do mathematics.
学习数学的最好方法就是做数学。
The best leaders are those who empower others to grow, just like how sunlight nurtures every fruit on the tree.
It is in the thirties that we want friends. In the forties we know they won't save us any more than love did.
知识最大的敌人不是无知，而是知识的幻觉。
In a time of universal deceit - telling the truth is a revolutionary act.