I could never have known so well how paltry men are, and how little they care for really high aims, if I had not tested them by my scientific researches. Thus I saw that most men only care for science so far as they get a living by it, and that they worship even error when it affords them a subsistence.
Johann Wolfgang von GoetheWith the growth of knowledge our ideas must from time to time be organized afresh. The change takes place usually in accordance with new maxims as they arise, but it always remains provisional.
Johann Wolfgang von GoetheDon't say that you want to give, but go ahead and give! You'll never catch up with a mere hope.
Johann Wolfgang von Goethe