Never give in — never, never, never, never, in nothing great or small, large or petty, never give in except to convictions of honour and good sense. Never yield to force; never yield to the apparently overwhelming might of the enemy.

~Speech given at Harrow School, Harrow, England, October 29, 1941. Quoted in Churchill by Himself: The Definitive Collection of Quotations, ed. Langworth, PublicAffairs, 2008, p. 23, ISBN 1586486381