?,t? out of the simple form in which it can be expressed, and forcing it into an artificial formula, from which it is only to be deduced as the conclusion of given premises; and the reader is led by this performance to feel as if he had grasped not only the thing, but its cause as well. We may easily convince ourselves of this by recalling all the most familiar principles of Morals. As, however, in what follows I have no intention of imitating acrobatic tricks of this sort, but purpose proceeding with all honesty and straightforwardness, I cannot make the principle of Ethics equivalent to its basis, but must keep the two quite separate. Accordingly, this ?,t? — i.e., the principle, the fundamental proposition — as to which in its essence all teachers of Morals are really at one, however much they may clothe it in different costumes, I shall at