I don't have time to hate people who hate me because I'm too busy loving people who love me.
我没有时间去恨那些恨我的人,因为我太忙于爱那些爱我的人了。
Mathematics is not about numbers, equations, computations, or algorithms: it is about understanding.
数学不是关于数字、方程、计算或算法的:它是关于理解的。
在我的一生里,也有贫乏和沉默的地域。它们是我忙碌的日子得到日光与空气的几片空旷之地。
The value of any mental activity is measured by its contribution to successful living.