Humanity, Peace, WarJohn F. Kennedy on War“Mankind must put an end to war before war puts an end to mankind.”John F. KennedyRelated Quotes:John F. Kennedy on Politics "The problems of the world cannot possibly be solved by skeptics or…John F. Kennedy on Forgiveness "Forgive your enemies, but never forget their names." John F. KennedyJohn F. Kennedy on History "History is a relentless master. It has no present, only the past…John F. Kennedy on Patriotism "And so, my fellow Americans, ask not what your country can do…John F. Kennedy on Power "The world is very different now. For man holds in his mortal…