There is not a single outward mark of courtesy that does not have a deep moral basis.
Johann Wolfgang von GoetheNormally, the sciences distance themselves from life and the return to it via a detour.
Johann Wolfgang von GoetheEverything factual is, in a sense, theory. The blue of the sky exhibits the basic laws of chromatics. There is no sense in looking for something behind phenomena: they are theory.
Johann Wolfgang von GoetheIt is much easier to meet with error than to find truth; error is on the surface, and can be more easily met with; truth is hid in great depths, the way to seek does not appear to all the world.
Johann Wolfgang von Goethe