List of authors
- Adam Smith (1 quote)
- Albert Einstein (1 quote)
- Alexander Pope (1 quote)
- Alfred Hitchcock (1 quote)
- Arkimedes (1 quote)
- Barack Obama (1 quote)
- Bobby Fischer (1 quote)
- Booker T. Washington (1 quote)
- Edward Bulwer-Lytton (1 quote)
- Franz Kafka (1 quote)
- Gabriel Garcia Marquez (1 quote)
- George Orwell (1 quote)
- Hans Christian Andersen (1 quote)
- Isabel Allende (1 quote)
- Jean-Paul Sartre (1 quote)
- Jimmy Wales (1 quote)
- Julius Cæsar (1 quote)
- Konfutse (1 quote)
- Louisa May Alcott (1 quote)
- Matsuo Basho (1 quote)
- Neil Armstrong (1 quote)
- Nelson Mandela (1 quote)
- Oscar Wilde (4 quotes)
- Pablo Neruda (1 quote)
- Ray Bradbury (1 quote)
- Robert G. Ingersoll (1 quote)
- Romain Rolland (1 quote)
- Selma Lagerlöf (1 quote)
- Sigmund Freud (1 quote)
- Sigrid Undset (1 quote)
- Sokrates (1 quote)
- Valeriu Butulescu (253 quotes)
- William Butler Yeats (1 quote)
- William Shakespeare (3 quotes)
- Wim Hof (1 quote)