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 essence of mathematics is not to make simple things complicated, but to make complicated things simple."

宇宙不仅比我们想象的更奇怪，它比我们能想象的还要奇怪。

科学是关于理解我们周围的世界，这种理解可以带来令人难以置信的进步。

最终，我们记住的不是敌人的话语，而是朋友的沉默。

Music is the universal language of mankind.