Philosophy ... is a science, and as such has no articles of faith; accordingly, in it nothing can be assumed as existing except what is either positively given empirically, or demonstrated through indubitable conclusions.
Arthur SchopenhauerThe first rule for a good style is to have something to say; in fact, this in itself is almost enough.
Arthur SchopenhauerThe first forty years of life give us the text; the next thirty supply the commentary on it.
Arthur Schopenhauer