A picture must be a thing in itself, not a representation of something else.
一幅画必须是它自身的东西，而不是其他事物的再现。
No one had ever had such a friend, so affectionate,so loyal and so skillful.
The only thing I'm addicted to right now is winning.
科学不仅是事实的集合，也是一种思维方式。