I really don't know how I've ever done without them!
I have a limited few that I can use when I email, but I don't like them very well. They have mean faces.
The smilies provide the facial expressions, waving of my hands, and body language that everyone else can't see
See? Like that
(Did you go to your personal settings on My Desk or someplace like that? That is where you can fix it so they show up to choose from.)