pride, produces also a separate pleasure; and every object, that causes humility, excites in like manner a separate uneasiness; we must allow, in that case, that the present theory is fully proved and ascertained. The double relation of ideas and sentiments will be acknowledged incontestible.
6. To begin with personal merit and demerit, the most obvious causes of these passions; it would be entirely foreign to our present purpose to examine the foundation of moral distinctions. It is sufficient to observe, that the foregoing theory concerning the origin of the passions may be defended on any hypothesis. The most probable system, which has been advanced to explain the difference betwixt vice and virtue, is, that either from a primary constitution of nature, or from a sense of public or private interest, certain characters, upon the very view and contemplation, produce uneasiness; and others, in like manner, excite pleasure. The uneasiness and satisfaction, produced in the spectator, are essential to vice and virtue. To approve of a character, is to feel a delight upon its appearance. To disapprove of it, is to be sen-sible
