我不害怕变老。我认为变老是一种特权。

艺术的本质功能是道德性的。

预测未来的最好方法就是创造未来。

信仰就像断头台，同样沉重，同样轻。

Risk more than others think is safe. Dream more than others think is practical.

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 best time to plant a tree was 20 years ago; the second-best time is now.