If you do that, they’ll owe you, and will usually set you up with someone they know.
It’s all part of keeping the train moving out of the station.
Then the other thing is that we know too much about our lives.
Say what you want about Patti Stanger, aka Bravo's Millionaire Matchmaker (and you could say a lot — the woman isn't exactly known for being reserved), but the career matchmaker and dating expert knows a thing or two about the language of love.
Or, at least, the language of prepping two strangers for an awkward date and hoping they've followed her advice.