No president who performs his duties faithfully and conscientiously can have any leisure.

数学不是关于数字、方程、计算或算法的：它是关于理解的。

The theatre is the most immediate way in which a human being can share with another the sense of what it is to be a human being.

心理学的目的是理解我们如何应对世界。

人们并不总是在我身边，但音乐一直都在。

"Peace comes from within. Do not seek it without."

"The boundary between the quantum and classical worlds is not a sharp line but a blurred transition where the rules of physics shift dramatically."

真相是一团火，烧毁它路径上的一切。