No More Learning

This duty is founded on something that is indeed quite independent
of these           and is of itself apodeictically certain, namely,
the moral law; and so far it needs no further support by theoretical
views as to the inner constitution of things, the secret final aim
of the order of the world, or a presiding ruler thereof, in order to
bind me in the most perfect manner to act in unconditional
conformity to the law.