We choose to go to the moon in this decade and do the other things, not because they are easy, but because they are hard, because that goal will serve to organize and measure the best of our energies and skills, because that challenge is one that we are willing to accept, one we are unwilling to postpone, and one which we intend to win, and the others, too.

科学不仅仅是事实的集合；它是一种思维方式。

生命太短暂，不能浪费时间恨任何人。

浪费是设计缺陷，而不是不可避免的结果。

爱之深，责之切。