世界的历史不过是自由观念的发展史。

"世界是一场游戏，而游戏是一个谎言。"

It seems to me that if you or I must choose between two courses of thought or action, we should remember our dying and try so to live that our death brings no pleasure to the world.

Never underestimate the power of observation—sometimes the smallest detail leads to the biggest discovery.

没有革命的理论，就不会有革命的运动。

所以君子努力做事就会日渐强大,安于嗜欲就日渐苟且,恭敬庄重就日益繁盛。

世界可能是卑鄙的，但人们不必如此，如果他们拒绝的话。