"A foolish consistency is the hobgoblin of little minds." "Self-Reliance" 1841. Ralph Waldo Emerson
"Consistency is a virtue for trains: what we want from a philosopher is insights whether he comes by them consistently or not." Stephen Vizinczey
"Consistency is the last virtue of the unimaginative" Oscar Wilde
"The test of first-rate intelligence is the ability to hold two opposed ideas in the mind at the same time and still retain the ability to function" F. Scott Fitzgerald
"If a person never contradicts himself it must be that he says nothing" Miguel de Unamuno
"Consistency requires you to be as ignorant today as you were a year ago" Bernard Berenson
"Psychotics are consistently inconsistent. T he essence of sanity is to be inconsistently inconsistent" Larry Wall