Had a visitor of that ilk; musta used 'arf a roll of TP; turned out that the one what brung 'im explained later (after banishment)
that This One had proven to be a full-Drumpf-Classless narsty manipulator, ... predator and well, simply Evull [One.]
[hypothesis] Sometimes one's toilet-training can be a litmus for Other character defects? [/hypothesis]

{sigh}