Properly speaking, such work is never finished; one must declare it so when, according to time and circumstances, one has done one's best.
Johann Wolfgang von GoetheThis is what they all come to who exclusively harp on experience. They do not stop to consider that experience is only one half of experience.
Johann Wolfgang von GoetheLet mental culture go on advancing, let the natural sciences progress in even greater extent and depth, and the human mind widen itself as much as it desires: beyond the elevation and moral culture of Christianity, as it shines forth in the Gospels, it will not go.
Johann Wolfgang von Goethe