Octogenarian landlady in 1944 British novel talking to its detective hero about villainous murder victim.

“Black market, then?” inquired Macdonald.
“I didn’t say so — and I don’t know,” she replied. “But when governments go making all these rules and  regulations, why then the Johnnie Ward’s of this world say, ‘Where do I come in? — same’s they did with prohibition in America. Always happens.”

Yes. Gummint opens up a whole new world of possibilities, does it not? Always happens.