Imposter Syndrome is a totally natural feeling for humans to have. When I feel it I've come to understand that something deep inside me realizes there's a gap. There's the insufficient person that I am today and the better one that I could become tomorrow.
How I choose to fill that gap makes all the difference in the world:
My friend, you have an important role to play, and you might not by ready for it yet, but don't let that feeling stop you. I truly believe there's no upper limit to how much more awesome you can get!