Earl Nightingale quotes (US motivational writer and author, 1921-1989)
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Oprah Winfrey quotes (American television personality,Actress and Producer, b.1954)
John Fitzgerald Kennedy quotes (American 35th US President (1961-63), 1917-1963)
Plato quotes (Ancient Greek Philosopher He was the world's most influential philosopher. 428 BC-348 BC)
Voltaire quotes (French Philosopher and Writer. One of the greatest of all French authors, 1694-1778)
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