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.

If they hate then let 'em hate and watch the money pile up.

永远不要让你的道德感阻止你做正确的事。

生活就是一种艺术，而我们每个人都是自己生命的艺术家。

治理社会就应当完全根据这种共同的利益。人们总是愿意自己幸福，但人们并不总是能看清楚幸福。

数学不仅仅是一种工具；它是一种思维方式。