Character: Kaji Of RDSI

You're wrong, you only think you know, really people do not understand even themselves, not what someone else. It is impossible to understand anything even 1%, that's why we spend so much time trying to understand their desires and the desires of others, it makes life so interesting.
(You just believe that something out. People themselves don't even understand, and others even less. To understand all one hundred percent impossible. That's why we spend so much time to understanding the causes of their own actions and actions of others. Why life is so interesting.)