德性的知识,不是从见闻中产生的。
"Every detail in an illustration should serve the story."
生活中最好的东西是免费的。
The beauty of science lies in its ability to explain the natural world.
The poet is the one who feels intensely and expresses beautifully.
天下的老百姓如果都向上统一于天子,而不向上统一于天的意志,那么灾祸就还没有完全离去。 
Sun don't shine forever.