Helena: “Which gratitude
Through flinty Tartar’s bosom would peep forth,
And answer ‘Thanks.’”
(All’s Well that Ends Well, Act IV, Sc. 4.)
Duke: “Pluck commiseration of his state
From brassy bosoms and rough hearts of flint.”
(Merchant of Venice, Act IV, Sc. 1.)
Viola: “My master, not myself, lacks recompense,
Love make his heart of flint that you shall love;
And let your fervour like my master’s, be