自然知识的每一次重大进步，都包含对权威的彻底拒绝。

The only person you should try to be better than is the person you were yesterday.

Tis not contrary to reason to prefer the destruction of the whole world to the scratching of my finger.

Psychology is the science of mental processes.

相信生命值得活下去，你的信念会帮助创造这个事实。

农业不仅仅是一门生意；它是一种生活方式。