When a man makes a reverent face before a face that is no face — that is idol worship! - Menachem Mendel of Kotzk

First, a man is created in his own image, and only afterwards in the image of God.

All that is thought should not be said, all that is said should not be written, all that is written should not be published, and all that is published should not be read.

People are accustomed to look at the heavens and to wonder what happens there. It would be better if they would look within themselves, to see what happens there.