What do you do when you're ready to collapse but you haven't done enough to earn a rest? Answer: you take a rest, and while you're doing it you have a long, hard think about the crazy idea that rest is something that needs to be earned. Rest is a physiological need - you no more have to earn it than you have to earn the oxygen you breathe. Get the kettle on, put your feet up, and spend your next 16 minutes chilling with The Academic Imperfectionist.