Nobody loves a know-it-all. I think more people are endeared to those of us who are willing to admit that we don't know it all. Ponder this - is it a sign of weakness to admit you don't know something - or can it work in your favor?

My guest this week is my dear friend, Heather Carter, who has a whole lotta letters after her name. She's an amazing woman and I'm lucky enough to work alongside her. She's sharing a piece of her life that has been growing over the past 10 years - public speaking.