Date: 1700

"Oh! all ye Powers that virtuous Love inspire, / Assist me now: inform my Vocal Organs / With Angel Eloquence, such as can melt / His Heart of Flint, and move his former Kindness."

— Centlivre [née Freeman; other married name Carroll], Susanna (bap. 1669?, d. 1723)

Date: 1700

"What Heart of Steel / Could ere resist such Beauty drest in Tears?"

— Centlivre [née Freeman; other married name Carroll], Susanna (bap. 1669?, d. 1723)

Date: 1702

"Love, Sorrow, and the Sting of vile Reproach, / Succeeding one another in their Course, / Like Drops of Eating Water on the Marble, / At length have worn my boasted Courage down."

— Rowe, Nicholas (1674-1718)

Date: November 25, 1707; 1708

"Wilt thou not plead for Life?--Intreat the Tyrant, / And waken Nature in his Iron Heart."

— Rowe, Nicholas (1674-1718)

Date: November 25, 1707; 1708

"No, I will steel my Heart against thy Pray'r."

— Rowe, Nicholas (1674-1718)

Date: 1713

"Why will you fight against so sweet a Passion, / And steel your Heart to such a World of Charms?"

— Addison, Joseph (1672-1719)

Date: 1714

"The most, such Iron Hearts we are, and such / The base Barbarity of Human Kind, / With Insolence and lewd Reproach pursu'd her, / Hooting and Railing, and with Villainous Hands / Gathering the Filth from out the common Ways, / To hurl upon her Head."

— Rowe, Nicholas (1674-1718)

Date: 1720

"Parthenia's breast is steel'd with real scorn"

— Gay, John (1685-1732)

Date: First performed February 17, 1720.

"Then say, Eudocia, / If, like a Soul anneal'd in purging Fires, / After whole Years thou see'st me white again, / When thou, ev'n thou shalt think."

— Hughes, John (1678?-1720)

Date: April 18, 1721

"Alvarez has a Heart of Steel."

— Young, Edward (bap. 1683, d. 1765)