Freelancers podcast from Seth Godin’s Akimbo – the Conclusion (last 5 minutes):
You need to deliver the product of difficult work. Solve a problem in a new way. If you had a great boss, your boss would understand and encourage you to keep doing it.
Be smart about how good you are, who you do it for and how much you charge. This is an opportunity to dig deeper and do the work. This is what you signed up for – not to work a lousy job for a lousy boss.