I thought I'd take a moment at the end of a very long day to impart a little wisdom from class earlier this evening (actually yesterday at this point).
"You have two ears and one mouth: use them in that proportion." - Anonymous
Or, for those of us who are mathmagically challenged, talk half as much as you listen.
If you need it simpler than that, I can't help you. You were probably too busy talking to listen anyway.