Violence

"The only thing that's been a worse flop than the organization of non-violence has been the organization of violence."
-Joan Baez (1941 - )

"Those who make peaceful revolution impossible will make violent revolution inevitable."
-John F. Kennedy (1917 - 1963), In a speech at the White House, 1962

"There are more pleasant things to do than beat up people."
-Muhammad Ali (1942 - )