- Benjamin Franklin on Knowledge
- Orson Scott Card on Knowledge
- Wilhelm Dilthey on Knowledge
- Leo Buscaglia on Knowledge
- Kamisese Mara on Knowledge
- H. Rap Brown on Knowledge
- Lucius Annaeus Seneca on Knowledge
- Richard Cecil on Knowledge
- Simon Greenleaf on Knowledge
- Gary Bauer on Knowledge
- James Meade on Knowledge
- John George Nicolay on Knowledge
- Arthur Schopenhauer on Knowledge
- Seth Godin on Knowledge
- John Millington Synge on Knowledge
- Albert Einstein on Knowledge
- John F. Kennedy on Knowledge
- Ike Skelton on Knowledge
- Bertrand Russell on Knowledge
- Herbert Spencer on Knowledge
- Francis Bacon on Knowledge
- John F. Kennedy on Knowledge
- Stephen Gardiner on Knowledge
- Elizabeth Hardwick on Knowledge
- Moses Hadas on Knowledge
- Daniel J. Boorstin on Knowledge
- Kelsey Grammer on Knowledge
- Georg C. Lichtenberg on Knowledge
- Franz Boas on Knowledge
- Irving Babbitt on Knowledge
- Talcott Parsons on Knowledge
- Edward Tufte on Knowledge
- Talcott Parsons on Knowledge
- John Locke on Knowledge
- Thomas Huxley on Knowledge
- Polykarp Kusch on Knowledge
- Toshihiko Fukui on Knowledge
- Daniel Bell on Knowledge
- Christopher Dawson on Knowledge
- Sigmund Freud on Knowledge
- Meister Eckhart on Knowledge
- Polykarp Kusch on Knowledge
- Stokely Carmichael on Knowledge
- Thomas Aquinas on Knowledge
- Blaise Pascal on Knowledge
- Emma Bonino on Knowledge
- John Bright on Knowledge
- Stanislav Grof on Knowledge
- Thomas B. Macaulay on Knowledge