Where to look if you've lost your mind?

Maybe he’s normal and we’re the crazy ones. Maybe everyone should talk to themselves. Maybe we’re all just afraid of what we’d say.

One must be sane to think clearly, but one can think deeply and be quite insane.

The sole difference between myself and a madman is the fact that I am not mad!

Now this is the point. You fancy me a mad. Madmen know nothing. But you should have seen me. You should have seen how wisely I proceeded...

I mean, maybe I am crazy. I mean, maybe. But if this is all there is, then I don't want to be sane.