发明的艺术在于找出已知现象的原因。
The art of invention consists in finding out the causes of known effects.
对群众运动的领袖而言,见解的精辟与否看来无关宏旨。真正重要的是他敢于摆出自负的姿态,完全漠视别人的意见,不惜一个人单挑世界。
战争不是解决问题的手段,只是表明问题的失败。
It is best to act with confidence, no matter how little right you have to it.