If we glance at the most important revolutions in history, we see at once that the greatest number of these originated in the periodical revolutions of the human mind.
Wilhelm von HumboldtWomen are in this respect more fortunate than men, that most of their employments are of such a nature that they can at the same time be thinking of quite different things.
Wilhelm von HumboldtIt is an absolutely vain endeavor to attempt to reconstruct or even comprehend the nature of a human being by simply knowing the forces which have acted upon him. However deeply we should like to penetrate, however close we seem to be drawing to truth, one unknown quantity eludes us: man's primordial energy, his original self, that personality which was given him with the gift of life itself. On it rests man's true freedom; it alone determines his real character.
Wilhelm von HumboldtWe cannot assume the injustice of any actions which only create offense, and especially as regards religion and morals. He who utters or does anything to wound the conscience and moral sense of others, may indeed act immorally; but, so long as he is not guilty of being importunate, he violates no right.
Wilhelm von Humboldt