不是因为某些事物难以发现，我们才不去寻找；而是因为我们不去寻找，它们才显得难以发现。
It is not because certain things are difficult that we do not dare;it is because we do not dare that things are difficult.
The only way to do great work is to love what you do.
休士顿，鹰号已着陆于静海基地了。
I don’t care about rankings, I care about performance.
我们不是从祖先那里继承了地球；我们是从子孙那里借来的。