农民兴旺，社区繁荣；农业挣扎，社会痛苦。

I always believed that when you follow your heart or your gut, when you really follow the things that feel great to you, you can never lose.

轧棉机的发明是一系列无法预见的 circumstances 的结果。

变老的好处之一就是你可以畅所欲言而不必担心后果。