人们不会使用手持计算器来学习计算，但是却会忘记算术。

I'm not afraid of dying, I just don't want to be there when it happens.

美是一种天才的形式——实际上比天才更高，因为它不需要解释。

只有在水里的时候，我才感到平静。

Leadership is about making others better as a result of your presence and making sure that impact lasts in your absence.

The mind is a biological instrument for managing life's challenges.

The only reason for time is so that everything doesn't happen at once.

自守表示的研究是数学抽象深度的反映。