一个良好的世界需要知识、善良和勇气；它不需要对过去的后悔，也不需要被无知之人长时间前说过的话所束缚的自由智慧。
A good world needs knowledge， kindliness， and courage； it does not need a regretful hankering after the past or a fettering of the free intelligence by the words uttered long ago by ignorant men.
旋律是很美妙的，但听不见的会更美。
Automatic processes occur without intention, effort, or awareness, whereas controlled processes require attention and effort.
Sometimes the simplest questions lead to the deepest theories.
If you want to solve big problems, start by asking the right questions.
——《中国人之直言》（1920年4月3日）
Survival can be summed up in three words – never give up. That’s the heart of it really. Just keep trying.
在科学推断中，我们应该尽可能追求客观的方法。
农业创新不仅仅是技术问题，更是改变思维方式和拥抱可持续性的问题。