生活最美妙的部分就是它的不可预测性。

小人也有坦荡之处，因为无所忌讳；君子亦有忧戚之处，因终生都忧国忧民。

哲学是一门苦行僧的学科。

We may be older now, but the passion for performing is still the same.

广义相对论在某种意义上就是引力场的理论。

Not for the sake of our health, though it's often presented that way, but because it's an escape from the human anthill. It's an escape from our own competition, and our own dramas. And that's why ween joy looking at glaciers and oceans, and contemplating the Earth from outside its perimeters, etc. We like to feel in contact with something that is non-human, and that is so deeply important to us.