Courage is not the absence of fear, but the triumph over it.
Literature is the art of giving form to the formless.
The most dangerous poison is the feeling of achievement. The antidote is to think like a beginner every morning.
不肖：品行不好，不正派。观察他所交往的是些什么人，就能看出他是品德好的人还是不正派的人。
去爱就是冒险一切，但不去爱则是冒更大的险。
我想说的是，从长远来看，共产中国很可能比苏联更处于扩张阶段……从策略上，中共可能是更大的威胁。
The only way to learn mathematics is to do mathematics.
Who hears music, feels his solitude peopled at once.
The secret of great fortunes without apparent cause is a crime forgotten, for it was properly done.