“By this is meant: first, that it should take cognisance of the results of the different sciences and use them in constructing the world-picture and the interpretation of the Dasein; secondly, that it ought to be scientific by forming the world-view in strict conformity with the rules of scientific thought. This conception of philosophy as the formation of a world-view in a theoretical way is so much taken for granted that it commonly and widely defines the concept of philosophy and consequently also prescribes for the popular mind what is to be and what ought to be expected of philosophy.”