Attempt easy tasks as if they were difficult, and difficult as if they were easy; in the one case that confidence may not fall asleep, in the other that it may not be dismayed.
The vision is always to point one to God and to Christ our Savior and to give Him the glory for our actions. We are encouraged to see the hope that Christ brings into our lives and to share the encouragement with our friends and neighbors.
If you ask any great player or great quarterback, there's a certain inner confidence that you're as good as anybody. But you can't say who is the absolute best. To be considered is special in itself.
You need to keep reminding yourself that you are a Divine piece of God. Feeling as if you're unworthy of God's abundance is the same as denying your spiritual essence.