If the users don't control the program, the program controls the users. With proprietary software, there is always some entity, the "owner" of the program, that controls the program and through it, exercises power over its users. A nonfree program is a yoke, an instrument of unjust power.
Richard StallmanIn the free/libre software movement, we develop software that respects users' freedom, so we and you can escape from software that doesn't.
Richard StallmanTo be able to choose between proprietary software packages is to be able to choose your master. Freedom means not having a master.
Richard StallmanI'm the last survivor of a dead culture. And I don't really belong in the world anymore. And in some ways I feel I ought to be dead.
Richard Stallman