Benjamin Whichcote, Anthony Tuckney (1753). “Moral and religious aphorisms [collected by J. Jeffery from the papers of B. Whichcote]. Now re-publ., with additions, by S. Salter. To which are added, Eight letters: which passed between dr. Whichcote, and dr. Tuckney”, p.55
H.P. Lovecraft, Digital Papyrus (2016). “H.P. Lovecraft: The Ultimate Collection (160 Works Including Early Writings, Fiction, Collaborations, Poetry, Essays & Bonus Audiobook Links)”, p.1681, eBookIt.com
Speech at the 5th Congress of the Polish United Workers Party (12 November 1968), quoted in "The Rise and Fall of the Brezhnev Doctrine in Soviet Foreign Policy" by Matthew J. Ouimet, 2003.