Any interest in the being, actuality, or nonbeing of the world,.e., any interest theoretically oriented toward knowledge of the world, and even any interest which is practical in the usual sense, with its dependence on the presuppositions of its situational truths, is forbidden; this applies not only to the pursuit, for ourselves, of our own interests (we who are philosophizing) but also to any participation in the interests of our fellow men for in this case