Date: 1734

"Conscience hears / The words of anguish, and dissolves in tears. / Ev'n iron souls relent, and hearts of stone / Burst at these mournings, and repeat the groan:"

— Watts, Isaac (1674-1748)

Date: January 1739

"I know that the fear of the civil magistrate is as strong a restraint as any of iron, and that I am in as perfect safety as if he were chain'd or imprison'd."

— Hume, David (1711-1776)