Once social change begins, it cannot be reversed. You cannot uneducate the person who has learned to read. You cannot humiliate the person who feels pride. You cannot oppress the people who are not afraid anymore. We have seen the future, and the future is ours.
Labor organizer, co-founder of United Farm Workers union, and civil rights activist César Chávez. Chávez was addressing the Commonwealth Club in San Francisco in 1984.