The principal lesson of Emacs is that a language for extensions should not be a mere "extension language". It should be a real programming language, designed for writing and maintaining substantial programs. Because people will want to do that!
Richard StallmanIt's clear that other problems such as [...] the domination of business over government, science, thought, and society, are much bigger than non-free software.
Richard StallmanThe paradigm of competition is a race: by rewarding the winner, we encourage everyone to run faster. When capitalism really works this way, it does a good job; but its defenders are wrong in assuming it always works this way.
Richard Stallman