ars poetic
derived from the word ars and combined with the word poetic this expressions is genre in poetry that is also used to describe an ars who is intellegent and well educated. In the rarest of cases the ars poetic might actually be a poet.
This guy was looking at me at the pub all night and I thought he looked like an ars, but when he came and talked to me he totally redeemed himself as an ars poetic!