学习数学的唯一方法就是做数学。
最好的故事是那些让你质疑一切的故事。
人性的弱点总是充满贪婪、恐惧或者是愚蠢,这是完全可以预测的,但是我们无法预测这种人性弱点的发生顺序。
Collaboration is key—no single organization can solve the world’s environmental challenges alone.
The only limit to our realization of tomorrow will be our doubts of today.