* I almost forget what we were talking about.
+ I think I was talking about how I used to be happy about being a teacher and now I am beginning to kind of regret my decision. I could have chosen something more creative ...
* This is one of your paintings you did two years ago.
+ Yes, it is. ... When you teach, students come and go, and what you say in class is forgotten. You can see pictures you have painted or drawn. Anytime. They are there. You can relive them again and again. ...
