Science is built up of facts, as a house is built of stones; but an accumulation of facts is no more a science than a heap of stones is a house. – Henri Poincaré, Science and Hypothesis, 1905
My father used to play with my brother and me in the yard. Mother would come out and say, “You’re tearing up the grass.” “We’re not raising grass,” Dad would reply. “We’re raising boys.” – Harmon Killebrew