我们知道的越多，就越意识到自己知道的多么少。

在物理学中，真相很少是完全清晰的，在量子力学中尤其如此。

A book should feel like a friend to a child—comforting, exciting, and full of surprises.

For the livestock industry to develop, it must take an environmentally sustainable path.

You can't control everything in life, but you can control how you react to it.