存在不是它自己的理由。

You can fool all the people some of the time, some of the people all the time, but you cannot fool all the people all the time.

The difference between an ordeal and an adventure is your attitude.

Mathematics is the language with which God has written the universe.

你能做任何你想做的事——所以，做一个提前结束会议的人。

Beauty is not the goal of art, but its byproduct.

译文：天上的风云变化无常，不可预测，人间的事情难以估量，大多互相抵触。赏析：很多事情很难得到别人的认同和理解，只要我们问心无愧，行得正，不一定要在乎别人的言辞和态度。