The farmer is the only man in our economy who buys everything at retail, sells everything at wholesale, and pays the freight both ways.

我对角色的个人命运不感兴趣，而是对产生这种命运的社会条件感兴趣。

"The longer you live, the more you realize that nothing is fixed, everyone will become a minority."

"The true value of science lies in its ability to change our perspective."

国家的命运是由其人民决定的。