If life — the craving for which is the very essence of our being — were possessed of any positive intrinsic value, there would be no such thing as boredom at all: mere existence would satisfy us in itself, and we should want for nothing.
Arthur SchopenhauerConsciousness is the mere surface of our minds, of which, as of the earth, we do not know the inside, but only the crust.
Arthur Schopenhauer