The only productive way to answer “what should I do now？” is to first tackle the question of “who should I become？”

大凡在各种事业上取得成功的人，一定是非常敬业，把事情认真对待的；那些失败的，一定是因为轻慢了。

地球的历史镌刻在它的岩石中。

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.