1455. "Explain to me why it is more noble to kill ten thousand men in battle than a dozen at dinner." Because with that one sentence Tywin Lannister did the impossible: he legitimately justified the Red Wedding.
“Oh, my sweet summer child,” Old Nan said quietly, “what do you know of fear? Fear is for the winter, my little lord, when the snows fall a hundred feet deep and the ice wind comes howling out of the north. Fear is for the long night, when the sun hides its face for years at a time, and little children are born and live and die all in darkness while the direwolves grow gaunt and hungry, and the white walkers move through the woods.” - A Game of Thrones