That is what the highest criticism really is, the record of one's own soul. It is more fascinating than history, as it is concerned simply with oneself. It is more delightful than philosophy, as its subject is concrete and not abstract, real and not vague. It is the only civilized form of autobiography.
I am afraid that you have been listening to the conversation of someone older than yourself. That is always a dangerous thing to do, and if you allow it to degenerate into a habit, you will find it absolutely fatal to any intellectual development.
As a rule, I think they are quite impossible. Geniuses talk so much, don't they? Such a bad habit! And they are always thinking about themselves, when I want them to be thinking about me.