Constantly reemphasize to yourself the great fact that God built potential strength into your nature. By affirming it and practicing it, this basic strength will toughen up as muscles do.
Norman Vincent PealeRemember: what you think you will become - good or bad, weak or strong, defeated or victorious.
Norman Vincent PealeIf you want a quality, act as if you already have it. If you want to be courageous, act as if you were - and as you act and persevere in acting, so you tend to become.
Norman Vincent PealeStand up to your obstacles and do something about them. You will find that they haven't half the strength you think they have.
Norman Vincent Peale