There are other reasons --There are other reasons why it's perhaps harder now to feel calm than ever before. One of these, and it's paradoxical, because it's linked to something that's rather nice, is the hope we all have for our careers. Never before have expectations been so high about what human beings can achieve with their life span.

挑战是让观众相信角色，而不是演员。

农民是最早的环保主义者，我们必须支持他们的工作。

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.

The human spirit is stronger than anything that can happen to it.

哲学家们只是用不同的方式解释世界，而问题在于改变世界。

地震是一种自然现象，而不是一种惩罚。