If I have a book that thinks for me, a pastor who acts as my conscience, a physician who prescribes my diet, and so on... then I have no need to exer… - Immanuel Kant

A metaphysics of morals is therefore indispensably necessary, not merely because of a motive to speculation — for investigating the source of the practical basic principles that lie a priori in our reason — but also because morals themselves remain subject to all sorts of corruption as long as we are without that clue and supreme norm by which to appraise them correctly...

From the crooked timber of humanity, a straight board cannot be hewn.

But there are also remarkable differences between the two. The Beautiful in nature is connected with the form of the object, which consists in having boundaries. The Sublime, on the other hand, is to be found in a formless object, so far as in it or by occasion of it boundlessness is represented, and yet its totality is also present to thought. Thus the Beautiful seems to be regarded as the presentation of an indefinite concept of Understanding; the Sublime as that of a like concept of Reason. Therefore the satisfaction in the one case is bound up with the representation of quality, in the other with that of quantity.