Personally, I think the best motto for an educational establishment is: 'Or Would You Rather Be a Mule?'
Terry PratchettUnseen University was much bigger on the inside. Thousands of years as the leading establishment of practical magic in a world where dimensions were largely a matter of chance in any case had left it bulging in places where it shouldn't have places. There were rooms containing rooms which, if you entered them, turned out to contain the room you'd started with, which can be a problem if you are in a conga line.
Terry PratchettSilverfish looked down. "Oh. Are you a dwarf?" Cuddy gave him a blank stare. "Are you a giant?" he said. "Me? Of course not!" "Ah. Then I must be a dwarf, yes."
Terry PratchettWe sleepwalk through our lives, because how could we live if we were always this awake?
Terry Pratchett