临终前与诸同志谈话，1925年3月11日

我们就是我们假装成为的样子，所以我们必须小心我们假装成为什么。

I am not a fast thinker at all. I have to spend a lot of time before I can understand something.

I am interested in the human condition, in what it means to be alive, in the nature of existence.

心智就是大脑的运作。