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| 1. | | Acton, Lord | | [English Thinker, Editor and Professor of Modern History at Cambridge University, 1834-1902] | | Quotes: 16 | | Categories: 3 | |
| 2. | | Adams, Douglas | | [British comic Writer, 1952-2001] | | Quotes: 91 | | Categories: 35 | |
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| 4. | | Adams, Scott | | [American Cartoonist, b.1957] | | Quotes: 93 | | Categories: 21 | |
| 5. | | Addison, Joseph | | [English Essayist, Poet, Dramatist and Statesman, 1672-1719] | | Quotes: 176 | | Categories: 61 | |
| 6. | | Adler, Alfred | | [Austrian psychiatrist whose influential system of individual psychology introduced the term inferiority feeling, later widely and often inaccurately called inferiority complex, 1870-1937] | | Quotes: 75 | | Categories: 52 | |
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| 8. | | Aesop | | [Ancient Greek Fabulist and Author of a collection of Greek fables. 620 BC-560 BC] | | Quotes: 86 | | Categories: 25 | |
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| 10. | | Aiken, Howard | | [American computer engineer and mathematician 1900-1973] | | Quotes: 4 | | Categories: 2 | |
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| 13. | | Allen, Fred | | [American Comedian, 1894-1956] | | Quotes: 64 | | Categories: 16 | |
| 14. | | Allen, Woody | | [American Actor, Author, Screenwriter and Film Director, b.1935] | | Quotes: 193 | | Categories: 49 | |
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| 19. | | Angelou, Maya | | [American Poet, b.1928] | | Quotes: 157 | | Categories: 79 | |
| 20. | | Aquinas, St. Thomas | | [Scholastic philosopher and theologian, 1225-1274] | | Quotes: 46 | | Categories: 22 | |