You should read Lakoff's recent book titled The Political Mind if you haven't already. It's been strongly promoted here a couple of times.

It comes down to whether or not you are fine with "just" being correct on a factual basis or if you want to influence the public. Sadly they are not the same thing.

Again:

I thus win the argument even with people who accept his framing.

You absolutely lost with the folks who accept his framing. As long as the public accepts his framing, the terms of winning an argument run through his worldview.

you are the media you consume.