大自然是伟大的老师，当别人睡觉时，我从她那里学得最好。

唯一真正重要的是，你是一个好人吗？

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.

治理国家政务的根本，在于农业。

我就在这，哪儿也不去，不管受了什么伤 — 除非我完全衰弱 — 我还是会一直是像以前一样的球员。我会看着办，我会做出一些调整、一些改变，但我还是来了。