Animal welfare isn't just ethics—it's good science and good business.

The increase of national wealth depends chiefly upon the increase of production.

The universe is a place that is constantly changing and evolving, and we are just a small part of it.

如果自由有任何意义的话，那就是告诉人们他们不想听的事情的权利。

文学是对抗狂热的最有效武器。