El arte de escribir consiste en decir mucho con pocas palabras.

Innovation in science often comes from looking at old problems in new ways.

The soul is placed in the body like a rough diamond, and must be polished, or the luster of it will never appear.

有技巧的人劳累，聪明的人忧虑，没有本事的人没有追求。

The beauty of physics lies in its ability to explain the complex with simple principles.

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.