思想的多样性带来行动的创新。

The most exciting discoveries often come from paying attention to unexpected results.

The first duty of a revolutionary is to be educated.

自我是人类意识的直接指令。

Freedom lies in being bold.

译文：告诉远方的游子：别为这点寒冷发愁。春天马上就要来了，就在你家东边不远处。

Once something is a passion, the motivation is there.

The true history of the world is the history of great men.

辩论的艺术是使较差的理由显得更好的艺术。