We love quotations; they strengthen us in our own belief; they show that some other spirit, perhaps a master-spirit, has gone thus far with us: to such we cling as the ivy to the oak. – S.J.W., “On Female Education,” in The Christian Teacher (National Review), 1835

Then your words of abuse today may turn into a universally valid principle of denigration, for words are magical formulae. They leave fingermarks behind on the brain, which in the twinkling of an eye becomes the footprints of history. One ought to watch one’s every word. – Franz Kafka, quoted by Gustav Janouch, Conversations with Kafka

Every book is a quotation; and every house is a quotation out of all forests and mines and stone quarries; and every man is a quotation from all his ancestors. – Ralph Waldo Emerson, “Plato; Or, The Philosopher”