That's why the Blackcraps specialize in 3 day tests, they keep trying T20 shots instead of being patient and waiting for that loose delivery.
Still, if you can't beat em, bean them and we did. A fractured skull later. Bowling a bouncer on a concrete wicket. You just know there was intent because on that wicket, there was nothing else you could do. Its not like you can hit a green or even a cracked spot and keep it low.