The novel is a mirror that reflects the complexities of human nature.

农业创新不仅仅是技术问题；它关乎改变思维方式，为子孙后代培育土地。

I think track records are very important. If you start trying to have a perfect one in a simple thing like honesty, you're well on your way to success in this world.

我本可以拥有另一种生活，但我正在过这种生活。

And I hope you will come back here to Harvard 30 years from now and reflect on what you have done with your talent and your energy. I hope you will judge yourselves not on your professional accomplishments alone, but also on how well you have addressed the world's deepest inequities…on how well you treated people a world away who have nothing in common with you but their humanity.