嗯,第一条规则是,如果你只是记住一些孤立的事实,然后试图把它们背出来,你是不可能真正知道任何东西的。如果事实不是挂在一个理论的格子架上,你就没有把它们变成一种可用的形式。
Don't let the noise of others' opinions drown out your own inner voice.
The right of nature... is the liberty each man hath, to use his own power, as he will himself, for the preservation of his own nature; that is to say, of his own life.