I think the importance of doing activist work is precisely because it allows you to give back and to consider yourself not as a single individual who may have achieved whatever but to be a part of an ongoing historical movement.
Women's Lib? Oh, I'm afraid it doesn't interest me one bit. I've been so liberated it hurts.
Self criticism must be my guide to action, and the first rule for its employment is that in itself it is not a virtue, only a procedure.