the act or habit of concentrating on your own thoughts and feelings rather than communicating with other people

We often get attached to books at the same time as we get attached to self-communion, in our adolescence.

Unlike in a standard self-portrait, there's no eye contact, no appeal to the viewer, no self-communion. 与标准的自画像不同，这幅画没有眼神交流，没有吸引观者，也没有自我交流。