The self-explorer, whether he wants to or not, becomes the explorer of everything else. He learns to see himself, but suddenly, provided he was honest, all the rest appears, and it is as rich as he was, and, as a final crowning, richer.
There is nothing that man fears more than the touch of the unknown. He wants to see what is reaching towards him, and to be able to recognize or at least classify it. Man always tends to avoid physical contact with anything strange.