More from Petrarch
- Letter to Boccaccio (28 April 1373), in Robinson and Rolfe, Petrarch: The First Modern Scholar and Man of Letters (1898)
- Letter to Dionigi di Borgo San Sepolcro (26 April 1336), “The Ascent of Mount Ventoux”, tr. James Harvey Robinson (1898)
More about emotion
Samuel Adams1722–1803Letter to Samuel Cooper (30 April 1776)
Albert Einstein1879–1955Why Socialism? (1949)
Benjamin Disraeli1804–1881Contarini Fleming (1832), Part 1, Chapter 13

