Many people think you can only do your best professional work when you're being serious.

I think you can only do your best professional work when you're being playful.^{[aog][aoh][aoi][aoj]}

Being able to be playful in serious situations is a privilege.

It is much easier if you feel that you've been successful, if you have the self-confidence that comes from knowing that you're good at what you do, and that other people know that you're good at what you do.^[aok]