Sir, he [Bolingbroke] was a scoundrel and a coward: a scoundrel for charging a blunderbuss against religion and morality; a coward, because he had not resolution to fire it off himself, but left half a crown to a beggarly Scotchman to draw the trigger at his death.

1754 - Bartlett's Familiar Quotations, 10th ed. (1919) - Life of Johnson (Boswell)