Educator Quotes and aphorisms about behind Maria Montessori Mother Angelica Michael Porter Michael Pollan Karl G. Maeser ,, Place me behind prison walls - walls of stone ever so high, ever so thick, reaching ever so far int... Sal Khan Sal Khan ,, A good traditional conceptual instruction is what I got from my better professors at MIT. They woul... Carol P. Christ John P. Kotter John Rawls