没有什么比一个显而易见的事实更具欺骗性。

You can only find out what you actually believe (rather than what you think you believe) by watching how you act. You simply don’t know what you believe, before that. You are too complex to understand yourself.

Innovation in agriculture is not just about new tools, but about changing mindsets.

牛痘可以保护人体免受天花的感染。