Change is certain. Peace is followed by disturbances; departure of evil men by their return.

像孩童一样坐在事实面前，放弃一切先入之见，谦卑地追随自然所引向的任何深渊，否则你将一无所获。

当你怀疑自己能否飞翔的那一刻，你就永远失去了飞翔的能力。

To convince someone of the truth, it is not enough to state it, but rather it must be found.

I did not write half of what I saw, for I knew I would not be believed.

实现明天理想的唯一障碍是今天的疑虑。