“The moment you doubt whether you can fly, you cease forever to be able to do it.” J.M. Barrie No Comments on “The moment you doubt whether you can fly, you cease forever to be able to do it.” J.M. Barrie “The moment you doubt whether you can fly, you cease forever to be able to do it.” J.M. Barrie Motivational & Inspirational Quotes, Quotes, Self-Confidence Quote Tags:Motivational & Inspirational Quotes, Quotes, Self-Confidence Quote