“The worst bankruptcy in the world is the person who has lost his enthusiasm.”

 John Fitzgerald Kennedy quotes (American 35th US President (1961-63), 1917-1963)

 Aesop quotes (Ancient Greek Fabulist and Author of a collection of Greek fables. 620 BC-560 BC)

 Elbert Hubbard quotes (American editor, publisher and writer, 1856-1915)

 Dale Carnegie quotes (American lecturer, author, 1888-1955)

 Ralph Waldo Emerson quotes (American Poet, Lecturer and Essayist, 1803-1882)