Joke Collection Website - Mood Talk - How to understand the meaning of this conversation posted by this person in qq space?

How to understand the meaning of this conversation posted by this person in qq space?

First, this person is depressed, but it is not a problem. After all, he can talk about it.

Second, some people may not understand some of his practices, and he feels very wronged. He thinks he has a convincing reason.

Thirdly, to put it bluntly, everyone has a story about having to do something.