It is, in fact, the great mystery of Ethics, its original phaenomenon, and the boundary stone, past which only transcendental speculation may dare to take a step. Herein we see the wall of partition, which, according to the light of nature (as reason is called by old theologians), entirely separates being from being, broken down, and the non-ego to a certain extent identified with the ego. I wish for the moment to leave the metaphysical explanation of this enigma untouched, and first to inquire whether all acts of voluntary justice and true loving-kindness really arise from it. If so, our problem will be solved, for we shall have found the ultimate basis of morality, and shown that it lies in human nature itself.

This foundation, however, in its turn cannot form a problem of Ethics, but rather, like every other