Finally, in the case of philosophy (in the old sense), we must likewise distinguish on the one hand the world simply, the always taken for granted, known unknown life world, as the universaldomain for which a universal goal theory, science for this world is set; and on the other hand the scientists' life that is appropriate to the setting of this goal, their horizon of interests and horizon of actualities, of results, not only those under the title of nature existing in scientific truth but also that of world in general.