出自《抱朴子·广訾》。病到很急的时候就会觉得良医是重要的了,世道动乱的时候就会觉得忠贞的臣子是重要的了。
We begin with the hypothesis that any subject can be taught effectively in some intellectually honest form to any child at any stage of development.
I don’t want to be famous; I want to be good at what I do.
The true value of farming lies not just in the harvest, but in the legacy we leave for future generations.