就是说做不善的事情要受到惩罚,做善事会得到奖赏。 
长期是对当前事务的误导性指南。从长远来看,我们都死了。
Fearless is not the absence of fear. It’s not being completely unafraid. To me, fearless is having fears. Fearless is having doubts. Lots of them. To me, fearless is living in spite of those things that scare you to death.
LISP程序员知道一切的价值,但是却一无所获。