Nothing can go wrong in this world but yourself ; and you can go wrong only by getting into the wrong mental attitude.
Wallace D. WattlesDo not merely think that you are great; think that you are great now. Do not think that you will begin to act in a great way at some future time; begin now.
Wallace D. WattlesThe 'advancing man' in medicine, who holds to a clear mental image of himself as successful, and who obeys the laws of faith, purpose, and gratitude, will cure every curable case he undertakes.
Wallace D. WattlesYour first duty to God, to yourself, and to the world is to make yourself as great a personality, in every way, as you possibly can.
Wallace D. Wattles