There's a line I've used in many contexts, but particularly enjoy when responding to people who express contempt for #academic #credentials and those who have worked hard to get them:
"It's really impressive how wrong you manage to be about so many things. Like you have a #PhD in wrongology."
Bioinformaticist / biostatistician, veteran USAF medic and Army infantryman, armchair paleontologist, occasional science fiction author, long-ago kickboxer, oldbat goth, vaccinated liberal patriot.