Concentrate . . . for the greatest achievements are reserved for the man of single aim, in whom no rival powers divide the empire of the soul.
Orison Swett MardenWhat keeps so many people back is simply unwillingness to pay the price, to make the exertion, the effort to sacrifice their ease and comfort.
Orison Swett MardenThe golden opportunity you are seeking is in yourself. It is not in your environment; it is not in luck or chance, or the help of others; it is in yourself alone.
Orison Swett MardenOur destiny changes with our thought; we shall become what we wish to become, do what we wish to do, when our habitual thought corresponds with our desire.
Orison Swett Marden