The sensual and spiritual are linked together by a mysterious bond, sensed by our emotions, though hidden from our eyes. To this double nature of the visible and invisible world - to the profound longing for the latter, coupled with the feeling of the sweet necessity for the former, we owe all sound and logical systems of philosophy, truly based on the immutable principles of our nature, just as from the same source arise the most senseless enthusiasms.
Wilhelm von HumboldtBesides the pleasure derived from acquired knowledge, there lurks in the mind of man, and tinged with a shade of sadness, an unsatisfactory longing for something beyond the present, a striving towards regions yet unknown and unopened.
Wilhelm von HumboldtIf it were possible to make an accurate calculation of the evils which police regulations occasion, and of those which they prevent, the number of the former would, in all cases, exceed that of the latter.
Wilhelm von HumboldtEvery man, however good he may be, has a yet better man dwelling in him, which is properly himself, but to whom nevertheless he is often unfaithful. It is to this interior and less mutable being that we should attach ourselves, not to be changeable, every-day man.
Wilhelm von Humboldt