2x20 - Liars, Guns, and Money, Part 2: With Friends Like These

A: (of the Sheyangs) They're not fighters -- They're scavengers and cowards.
J: Yeah... who can breathe fire that burns through metal like Kleenex.
Kleenex are the tissues used when you have a cold....they are for blowing noses, etc.

J: (to the Scorpy clone) Okay, Leatherface. Your turn.
Scorpius: You never cease to amaze me, John.
J: ( grinning ) Man, that's 'Texas Chainsaw Massacre'! That's a classic!
That it is....check it out

Scorpy-Clone: There are vast areas of your brain that are filled with nothing but... gibberish.
J: That would be High School.

J: You know... pretty soon you're gonna start jones'n for that gauntlet really bad.
He'll probably want a cappuccino pretty soon

J: (to Bekhesh) You know, flossing could help you with that gingivitis.
Gingivitis is an infection of the gums the part of the mouth from which the teeth grow which makes them red, swollen and painful and can cause bleeding - courtesty of the Cambridge Dictionary