The source is attributed to the letter written by a father of an English soldier and politician Algernon Sidney: "It is said that the University of Copenhagen brought their album unto you, desiring you to write something therein; and that you did scribere in albo these words: 'Manus haec inimica tyrannis ense petit placidam sub libertate quietem'".
Sidney Poitier | Sidney Lumet | Algernon Charles Swinburne | Sidney Nolan | Sidney Bechet | Philip Sidney | Sidney Crosby | Albert Sidney Johnston | Flowers for Algernon | Sidney Herbert, 1st Baron Herbert of Lea | Sidney | Sylvia Sidney | Sidney Reilly | Sidney Altman | Algernon Blackwood | Sidney Paget | Sidney Howard | Sidney Colvin | Henry Sidney | Sidney Smith | Sidney Lee | Sidney Godolphin, 1st Earl of Godolphin | Sidney Cotton | Sidney Blumenthal | Donald Sidney-Fryer | Algernon Percy, 4th Duke of Northumberland | William Sidney, 1st Viscount De L'Isle | Sidney Sheldon | Sidney Robertson Cowell | Sidney Rigdon |