CHAPTER VII

LOGIC, ETHICS AND THE EGO 153

Critics of the conception of the Ego -- Hume: Lichtenberg, Mach -- The ego of Mach and biology -- Individuation and individuality -- Logic and ethics as witnesses for the existence of the ego -- Logic -- Laws of identity and of contraries -- Their use and significance -- Logical axioms as the laws of essence -- Kant and Fichte -- Freedom of thought and freedom of the will -- Ethics -- Relation to logic -- The psychology of the Kantian ethics -- Kant and Nietzsche