The greatest piece of folly is that every man thinks himself compelled to hand down what people think they have known.
Johann Wolfgang von GoetheIt is not enough to have knowledge; one must apply it. It is not enough to have wishes; one must also accomplish it.
Johann Wolfgang von GoetheThe finished man, you know, is difficult to please; a growing mind will ever show you gratitude. --Faust 1, lines 182-3
Johann Wolfgang von Goethe