I believe this falls under caveat emptor.
Very true.
How about don't stick your dick in a woman you wouldn't want to be the mother of your child. Simple concept requires long view, self control. So nevermind, it will never fly.
You believe sex is only for reproduction? Comon...

I believe you forgot to start with " So you're saying..."
No, that is not what I said at all, but it happens to be a frequent result. You, me, the rest of us...