Famous quotes containing the words optical and/or systems:
“There is an optical illusion about every person we meet.”
—Ralph Waldo Emerson (1803–1882)
“We have done scant justice to the reasonableness of cannibalism. There are in fact so many and such excellent motives possible to it that mankind has never been able to fit all of them into one universal scheme, and has accordingly contrived various diverse and contradictory systems the better to display its virtues.”
—Ruth Benedict (1887–1948)