" ... or better off, drive your SUV, 1500 miles off the coast of Peru, and drive it down a couple more miles below the surface of the ocean, and try preaching your propaganda driven exaggerations to the, heating of the ocean, and see if you can convince it to stop El Niño."

Do you know, I've read this bit of drivel a few times now - and I'm still not sure what it is supposed to mean?

"It ain't rocket science....unless you have a third grade mentality."

I can't help noticing that certain people (climate change deniers with a "third grade mentality" perhaps?) seem to love the phrase "it ain't rocket science".