Before revision: Allusions in literature The toadstone is alluded to by Duke Senior in Shakespeare's As You Like It (1599), in Act 2, Scene 1, lines 12 through 14: Sweet are the uses of adversity; Which, like the toad, ugly and venomous, Wears yet a precious jewel in his head.
After revision: Allusions in literature The toadstone is alluded to by Duke Senior in Shakespeare's As You Like It (1599), in Act 2, Scene 1, lines 12 to 14: Sweet are the uses of adversity; Which, like the toad, ugly and venomous, Wears yet a precious jewel in his head.