Science is not just a collection of facts; it is a way of thinking.

你说的话有什么益处呢？如果没有益处还要说，就是白费口舌。 

我不完美，但我就是我。

To be a philosopher is not merely to have subtle thoughts, nor even to found a school, but so to love wisdom as to live according to its dictates.

我们必须保持警惕，坚决与一切内外敌人作斗争。

I keep thinking about this river somewhere, with the water moving really fast. And these two people in the water, trying to hold onto each other, holding on as hard as they can, but in the end it’s just too much. The current’s too strong. They’ve got to let go, drift apart.