未来的农业必须建立在今天的教训之上。

活着就是不断学习。

爱自己是终生浪漫史的开始。

The meaning of life lies not in the answers, but in the questions.

We are all bound by the social contract to obey the laws， but we also have the right to participate in making those laws.

When you change the way you look at things, the things you look at change.