学习数学的唯一方法就是做数学。

"To live is to suffer, to survive is to find some meaning in the suffering."

可持续发展不是选择，而是责任。

错误不会因为多数人参与就停止成为错误。

We change our behavior when the pain of staying the same becomes greater than the pain of changing.

如果你是一个把生命奉献给某项事业的工程师，世界上最糟糕的事情就是有人剽窃它并署上自己的名字。

The mind is nothing but the sum total of human experience considered from the standpoint of dependence upon the experiencing individual.

关于人类的事情是，他们有能力做任何事情。

歌唱是为了表达无法用言语表达的东西。