世界上最伟大的事情是知道如何属于自己。
The greatest thing in the world is to know how to belong to oneself.
  选择最有用的生活方式,习惯会使其变得最令人愉悦。
The greatest thing you'll ever learn is just to love and be loved in return.
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。