He pulls one out of the packet, casually lights it and starts smoking it, while standing there at the pumps.
The cashier runs out and calls to him, “Excuse me sir, but you can’t smoke in here”.
The young man says, “Don’t you think it’s kinda dumb that I can buy cigarettes here but can’t smoke them here?”
The cashier replies, “Not at all, we also sell condoms here”.
Image used under a Collective Commons License from: https://www.needpix.com/photo/965827/gas-station-vintage-gasoline-fuel-petrol