The Cambridge 2002 edition has a helpful Introduction by the editor Knud Haakonssen, which makes clear to the uneducated (like me) that Smith was not a metaphysical philosopher but a humanist. One who saw the the mind of humans is torn between altruistic & selfish tendencies. So Smith explained an exclusive attitude for one or the other is only possible for a saint or a monster. Thus the vast majority of us have to begin our goodwill in the home, yet never limit it there but help others. Employing them in our business, in addition to charitable works are two possibilities.