世界称之为不道德的书籍，是那些展示了世界自身羞耻的书籍。

光是所有存在的起源。

数学不是一项观赏性运动。

The cause of light is not in the colors， but in the light.

True progress in agriculture comes from balancing technology with tradition.

ORDER. Let all your things have their places; let each part of your business have its time.

You have to be willing to challenge the status quo if you want to make real progress.