Ordination and matrimony are solemn vows of a different kind: confession includes a vow of revealing all we know, and reforming what is amiss: extreme unction, the last vow, that we have lived in the faith we were baptised: in this sense they are all sacraments.

For if ordination is a divine ordinance, it must be necessary; and if it is not a divine ordinance, how dare we use it?