 The usual economic interpretation is only one among many others and in fact, this interpretation is incompatible with most of the practical reasons that we take to be indispensable.The structural account of rationality is embedded in the everyday practice of giving and taking reasons.Drawing on these considerations, Nida-Rümelin deals with the relationship between philosophy and "Lebenswelt" (life-world)/ "Lebensform" (form of life).