No particular theory may ever be regarded as absolutely certain.... No scientific theory is sacrosanct.

Picture Quotes Maker

Top Authors

• Walt Disney

  Animator

  Thursday, Dec 05, 1901
  Thursday, Dec 15, 1966

• Muhammad Ali

  Professional Boxer

  Saturday, Jan 17, 1942
  Friday, Jun 03, 2016

• Helen Keller

  Author

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

• Friedrich Nietzsche

  Philologist

  Tuesday, Oct 15, 1844
  Saturday, Aug 25, 1900

• Jordan Peterson

  Psychologist

  
  

• Martin Luther King, Jr.

  Civil Rights Activist

  Tuesday, Jan 15, 1929
  Thursday, Apr 04, 1968

• Robert Frost

  Poet

  Thursday, Mar 26, 1874
  Tuesday, Jan 29, 1963

• Benjamin Franklin

  Founding Father Of The United States

  Sunday, Jan 17, 1706
  Saturday, Apr 17, 1790

• Thomas Sowell

  Economist

  Monday, Jun 30, 1930
  

• Mother Teresa

  Saint

  Friday, Aug 26, 1910
  Friday, Sep 05, 1997

• Rodney Dangerfield

  Comedian

  Tuesday, Nov 22, 1921
  Tuesday, Oct 05, 2004

• Khalil Gibran

  Poet

  Saturday, Jan 06, 1883
  Friday, Apr 10, 1931

• Theodore Roosevelt

  26Th U.s. President

  Wednesday, Oct 27, 1858
  Monday, Jan 06, 1919

• Soren Kierkegaard

  Philosopher

  Wednesday, May 05, 1813
  Sunday, Nov 11, 1855

• Martin Luther

  Monk

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