A full-dressed ecclesiastic is a sort of go-cart of divinity; an ethical automaton. A clerical prig is, in general, a very dangerous as well as contemptible character.
Source: On Clerical Character, published in Yellow Dwarf (24/31 Jan. & 7 Feb. 1818; repr. in Political Essays, 1819).
-- William Hazlitt, (Apr 10 1778-1830), English writer, essayist; He wrote Characters of Shakespeare's Plays, 1817; also noted for essays on value of humanity.