A picture must be a thing in itself, not a representation of something else.

"Every man has his secret sorrows which the world knows not; and often times we call a man cold when he is only sad."

不要信任所有人，但要信任有价值的人；前者是愚蠢的，后者是谨慎的标志。

我们都在努力用被赋予的一切来经营生活。