As in geometry the most natural way of beginning is from a mathematical point, so is the same method in observations and natural history the most genuine, simple, and instructive.

The only thing that scares me more than space aliens is the idea that there aren't any space aliens. We can't be the best that creation has to offer. I pray we're not all there is. If so, we're in big trouble.

艺术应该让舒适的人不安，让不安的人舒适。

只有心灵才能洞察一切，最重要的东西，用眼睛是看不见的。

让项目更快完成的最好方法是尽早开始。

一种善行没有内心的支持就不会长久，一种行为如果得不到自身的了解就无法树立。