So, he starts talking with you.  Then, guess what?  You find that he went to the same high school with you.

What a small world!  Therefore, I always told you you should behave yourself.  Otherwise. . .  At any rate, in life there are a lot of possibilities.  Maybe you can choose one of the ends...

(a)    He begs money.
(b)    You two decide to go to a pub together.
(c)    Nothing happens here.