Focus on sharing your story and affecting the people that are hungry for your light.
The only way to being a better teacher is time and dedication.
Doubt means you're human - congratulations! It's natural to have these feelings, and if anything makes you humble, just don't be ruled by those emotions.
Just because you don't like it doesn't mean it isn't currently rocking someone else's world.
Know that your style will always change and that nothing is ever set in stone.
People love to judge, get used to it and stop taking it personally.