Date: 1725

"If Artander's Heart were not as hard as the Rock he has been scrutinizing into, he wou'd never have laid such strict Injunctions on my Pen, and robb'd me of my darling Pleasure; but to let you see how ready I am to relinquish every thing that gives you uneasiness, I have, in compliance with my F...

— Davys, Mary (1674-1732)

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: 1837

The heart may be made of stone

— Goldsmith, Oliver (1728?-1774)