If there is not struggle, there is no progress. Those who profess to favor freedom and yet depreciate agitation are men who want crops without plowing up the ground. They want rain without thunder and lightning. They want the ocean without the awful roar of its many waters. The struggle may be a moral one, or it may a physical one, and it may be both moral and physical, but it must be a struggle.
Power concedes nothing without demand.
It never did, and it never will. The two most dynamic and cohesive liberal forces in the country are the labor movement and the Negro freedom movement. The Rev. Martin Luther King, Jr., shortly before his assassination in 1968.