Beneath, within people, as David Hume pointed out, are not single selves, do not have a core that is just like this or that, that is the same from one moment to the next, that fits the forms, that suits the singular mask of our faces and costume of our clothes and behaviors that define who we are in the order of society It is the common understanding that we are singular, one, have one face, one aspect, that our persons are singular, that there is, inside us all, a singular identity, unchanging and static