涂鸦是一种对自我的认识，通过看自己那些涂手画的东西，我可以更客观的看到自己的精神状况。

Doodling becomes a recognition of self. By looking at what has been drawn freehand, without any specification, I can see my own mentality objectively.

youdao

手画他用4个小时画一只手，然后把它拍成照片，留给大家欣赏，我无法想像，他是怎样做到的，把它们的眼睛画得如此的逼真！

It'll take him four hours to do a hand. Then he photographs it for posterity. I cannot imagine how he does the eyes so remarkably lifelike!

youdao

我知道你认为手很难画，但是他们对于传递信息很重要，我们的目的不需要画出手的任何细节。

I know you think hands are hard, but they're quite important to convey some ideas, and for our purposes we don't need to draw hands with any detail.

youdao

But at the same time, this is slightly earlier, this is a painting--thanks, Dan--this is a painting of bruegel the Elder.

这是同时期稍早时候的一幅画,出自老布勒哲尔之手

耶鲁公开课 - 欧洲文明课程节选

Now, this is all made up.

这些画并非真的出自这两位之手。

耶鲁公开课 - 心理学导论课程节选