译文：对于那些不熟悉的事情不要随便怀疑，与自己不同的意见不要轻易反对，这才是公正无私的好态度。

The purpose of advertising is to sell. The purpose of art is to express.

The purpose of abstraction is not to be vague, but to create a new semantic level in which one can be absolutely precise.

有时候你无法独自完成。