But I bet you'd want to sniff it, right? Get a nice big whiff of what remains of the sweat off her ass? Yeah, I bet you do. You're probably imagining the lingering scent of her butt flowing into your nostrils as you're reading this. The more you smell that sweet smell, the more you want to lick her ass. The more you want to lick her ass, the closer you'll get to wanting to lick her seat. Then, you'd lick her seat.
Q.E.D., quod erat demonstrandum, proof through demonstration.