孔子说：“不到苦思冥想时，不去提醒；不到欲说无语时，不去引导。不能举一例能理解三个类似的问题，就不要再教他了。”

The revolution is a long and arduous struggle, but with determination and unity, victory is certain.

Growth itself contains the germ of happiness.

The best way to predict your future is to create it.

大自然是有史以来最伟大的化学家，而我们才刚刚开始理解它的秘密。

写作是一种发现你未曾意识到自己已知之事的方式。

You have to be ready to suffer if you want to win.