A man was sitting at a bar, morosely staring at his untouched beer.

The bartender walked over with a sigh, and asked “What’s the problem, pal?”

My brother just told me that there’s a sperm bank in his neighborhood that pays $40 for a donation!” said the dejected gent.

“Yeah, so?” replied the barkeep.

“Don’t you get it?” the man cried out. “I’ve already let a fortune slip through my fingers!”