Sounds like a common reply, but the sarcastic bit at the end isn't needed, Comes across very childish, for all you know it could not be clear to him, what if his English was not very good, but hey, It's understandable at your age. But come on mate, Your job is to keep the peace and help people, not to be cheeky to new players who in fact don't read the stickys, yes its common, get over yourself.