Date: 1746, 1793

"Or wrap my heart in tenfold steel, / I still am man, and still must feel."

— Blacklock, Thomas (1721-1791)

Date: 1750

"A mind in wisdom old, in lenience young, / From fervent truth where every virtue sprung; / Where all was real, modest, plain, sincere; / Worth above show, and goodness unsevere: / View'd round and round, as lucid diamonds throw / Still as you turn them a revolving glow, / So did his mind reflect...

— Thomson, James (1700-1748)

Date: 1757, 1769

"As thus to touch his iron heart they try'd, / The Cyclops smiling, scornful thus reply'd:"

— Wilkie, William (1721-1772)

Date: 1759

A "steely Heart can brave the boist'rous Seas"

— Grainger, James (1721-1766)

Date: 1759

"For well I know, nor Flint, nor ruthless Steel, / Can arm the Breast of such a gentle Maid."

— Grainger, James (1721-1766)

Date: 1759

"Who was the first that forg'd the deadly Blade? / Of rugged Steel his savage Soul was made."

— Grainger, James (1721-1766)

Date: 1760

"O happy stroke, that bursts the bonds of clay, / Darts through the rending gloom the blaze of day, / And wings the soul with boundless flight to soar, / Where dangers threat, and fears alarm no more."

— Beattie, James (1735-1803)

Date: 1762

"never joy, / Save th' anxious sordid one to view his gold, / Could touch his marble heart"

— Mickle, William Julius [formerly William Meikle] (1734-1788)

Date: 1762

"But as the fire / Refines the silver; so a taste of woe / Awakes the Soul."

— Mickle, William Julius [formerly William Meikle] (1734-1788)

Date: 1762

"To mine the king of Iniscon,' said Connal, 'heart of steel'"

— Ossian; Macpherson, James (1736-1796)