The most important skill in mathematics is the ability to think clearly.
The details are not the details; they make the design.
世界是一本书,不旅行的人只读了一页。
一个(男)人不是为失败而生的。一个人可以被毁灭,但不能被打败。(
有一天我读了一本书,我的整个人生都改变了。
The philosopher in the bedroom is as ludicrous a figure as the philosopher in the nightclub.