– Alexander Fraser Tyler, Cycle of Democracy (1770)
– Buddha
– Dwight D. Eisenhower
– John F. Kennedy
– Marty Indik
– Michael Korda
– Peter F. Drucker, People and Performance
– Ayn Rand, The Romantic Manifesto p. 74 (pb 93)
– Alexis Carrel
– Henri-Frederic Amiel
– Dan Rather
– Mark Coggins, "The Immortal Game" (novel)
– Jeffrey Vlaming
– John W. Hanley
– Laurie Jo Wojcik
– The Buddha
– Dean Gordon Brown
– Auguste Comte, Philosophie Positive (1830)
– Jean Anouilh
– MacKenzie King
– Albert Camus
– Steven Runciman
– The Omani Shed