In the meantime you can try it out on your liberal in-laws.
How come we all have them?
In fact I already do, I listen to see and watch for catch words or phrases they use over & over, and turn them back on themselves.
Everyone can do this, it's very effective.
For example, if they use words like "Oh, he's a good worker." or "He's very capable.".
Well, when that person persecutes you over some knowledge you have that they refuse to become aware of , you say;
"Well, your obviously not capable of doing the work to find this stuff out for yourself.
Oh, they will try to hide it, but you have just sliced them to the core.