做给别人看很简单，做给自己看却很难。
It's easy to perform for others, but hard to perform for yourself.
To be what we are, and to become what we are capable of becoming, is the only end of life.
农业的真正进步来自观察和向自然学习。
最好的领导者是那些能够赋能他人去领导的人。
每一本书都是一次旅程，每一次旅程都是一本书。
宇宙是一顿免费的午餐。