在这个世界上，我该爱的人是我自己。

对天资在中等程度以上的人，可以和他谈论高深的学问；而对于中等以下天资的人，则不可以和他谈论高深的学问。

The best leaders are those who listen more than they speak.

气候的变化不是一朝一夕的原因，而是逐渐积累的结果。

Don't interfere with anything in the Constitution. That must be maintained, for it is the only safeguard of our liberties. And not to Democrats alone do I make this appeal, but to all who love these great and true principles.

I don’t like stress. I don’t like debt. I don’t like to worry. So I try to buy things that are cheap enough so that if they don’t work out, I don’t lose much.

在你雇佣人之前，你需要确认他的三项素质：正直诚实，聪明能干，精力充沛。但是最重要的是正直诚实，因为如果他不正直诚实而又具备了聪明能干和精力充沛，你的好日子也就到头了。