We are like travelers who have lost their way； we must ask， each one， for directions from a passerby.
明白事理的人使自己适应世界；不明事理的人想使世界适应自己。所以，所有进步都要靠不明事理的人。
The best way of learning about anything is by doing.
The challenge for modern states is to maintain their legitimacy while also being effective in providing services and maintaining order.
意识不是一个实体而是一个过程
我不是来让每个人都喜欢我的。我是来做我自己的。
可持续性不是一种选择；它是我们对后代的责任。
Sometimes we get sad about things and we don’t like to tell other people that we are sad about them.
有时我们会为某些事情感到悲伤，而我们不愿意告诉别人我们为此感到悲伤。