Click on the phrases to see them in context. The original texts by Immanuel Kant and David Hume are available from the Gutenberg Projet.

Thus animals have little or no sense of virtue or vice; they quickly lose sight of the relations of blood; and are incapable of that of right and property: For which reason the causes of their pride and humility must lie solely in the body, and can never be placed either in the mind or external objects.