Scientific progress consists in the development of new concepts.

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• Les Brown

  Author

  Saturday, Feb 17, 1945
  

• Dalai Lama

  Saturday, Jul 06, 1935
  

• John Muir

  Author

  Saturday, Apr 21, 1838
  Thursday, Dec 24, 1914

• Joe Biden

  Vice President Of The United States

  Friday, Nov 20, 1942
  

• Martin Luther

  Monk

  Saturday, Nov 10, 1483
  Monday, Feb 18, 1546

• Vince Lombardi

  Football Player

  Wednesday, Jun 11, 1913
  Thursday, Sep 03, 1970

• Michael Jordan

  Basketball Player

  Sunday, Feb 17, 1963
  

• Barack Obama

  44Th U.s. President

  Friday, Aug 04, 1961
  

• Thomas Sowell

  Economist

  Monday, Jun 30, 1930
  

• Kobe Bryant

  Basketball Player

  Wednesday, Aug 23, 1978
  

• Jean De La Bruyere

  Wednesday, Aug 16, 1645
  Thursday, May 10, 1696

• Helen Keller

  Author

  Sunday, Jun 27, 1880
  Saturday, Jun 01, 1968

• Heraclitus

  Philosopher

  Thursday, Jan 01, 1970
  Thursday, Jan 01, 1970

• Alfred Lord Tennyson

  Poet

  Saturday, Aug 05, 1809
  Thursday, Oct 06, 1892

• Niccolo Machiavelli

  Historian

  Monday, May 03, 1469
  Tuesday, Jun 21, 1527