facetious

"I thought it was better to put the country ahead of my interest, my personal interest. I’m not being facetious. I’m being deadly earnest about that."

Bong walks a delicate line between being facetious and pulling his punches, and the script does sometimes fall to the latter side with some of its more trite resistance messaging.

“And I’m not being facetious, like just bring extra underwear,” he said.

It’s impossible to write those words without sounding facetious, but, reader: This time they fit.

He proposes strict control over human "breeding" on the facetious grounds that it's necessary for the betterment of humanity, which he mostly understands in extremely racist terms.