Date: 1760

"Whene'er he visits us with Racks of Pain, / And speeds the rapid Fever in each Vein, / Our drossy Souls the potent Fire refines,/ Till the bright Ore in polish'd Beauty shines"

— Langhorne,William (1721-1772)

Date: 1762

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

— Ossian; Macpherson, James (1736-1796)

Date: 1772-1781, 1781

"But, if thy faint springs / Refuse this large supply, steel thy firm soul / With stoic pride"

— Mason, William (1725-1797)

Date: 1787

"But when by various wrongs your bosom's steel'd, / Your groaning country calling to the field, / And 'twixt the foe and you the uncertain scale / Of fight must shew whose fortune shall prevail"

— Pye, Henry James (1745-1813)

Date: January 19, 1791

"He must have a heart of adamant who could hear a set of traitors puffed up with unexpected and undeserved power, obtained by an ignoble, unmanly, and perfidious rebellion, treating their honest fellow-citizens as rebels, because they refused to bind themselves, through their conscience, against ...

— Burke, Edmund (1729-1797)

Date: January 19, 1791

"It is ordained in the eternal constitution of things, that men of intemperate minds cannot be free. Their passions forge their fetters."

— Burke, Edmund (1729-1797)

Date: 1792

"The King of England steels his heart against us"

— Colman, George, the younger (1762-1836)

Date: 1801

"'Cease base seducers! cease; against your art / 'By truth and virtue is my firm mind steel'd."

— Burges, Sir James Bland (1752-1824)

Date: 1801

"'These are my darling attributes, which heal / 'Remorse and shame, which crimes with virtues blend, / 'Which teach the soul conviction to conceal, / 'And the firm heart against upbraiding conscience steel."

— Burges, Sir James Bland (1752-1824)

Date: 1801

"'Let your expertest ministers be sent/ 'His heart against compassion's touch to steel;

— Burges, Sir James Bland (1752-1824)