Giles: Uh, uh, look, it’s-it’s classic battle strategy to throw one’s opponent off his game. He-he-he’s just trying to provoke you. Uh, to taunt you, to, to goad you into, uh, some mishap of some sort.

Xander: The nah-nah-nah-nah-nah-nah approach to battle?

Giles: Yes, Xander, once more you’ve managed to boil a complex thought down to its simplest possible form.

Buffy the Vampire Slayer – Season 2, Episode 17 – “Passion”