WIST

If it had not been for the discontent of a few fellows who have not been satisfied with their condition you would still be living in caves. You never would have emerged from the jungle. Intelligent discontent is the mainspring of civilization. Progress is born of agitation. It is agitation or stagnation.

Eugene V. Debs (1855-1926) American socialist leader
“The Issue,” Speech, Girard, Kansas (23 May 1908)
http://www.depaul.edu/~history/webresources/usprimary/EDebs4.htm

When great changes occur in history, when great principles are involved, as a rule the majority are wrong.

Eugene V. Debs (1855-1926) American socialist leader
Speech, Cleveland, Ohio, against accusations of sedition (12 Sep 1918)
http://www.bartleby.com/66/43/15943.html