The latter seems to undermine the former. I don't read it that way at all. He's addressing burned-out people. When you're burned out, you find yourself believi

The latter seems to undermine the former. I don't read it that way at all. He's addressing burned-out people. When you're burned out, you find yourself believing with all your heart that your job is the worst job in the world. He's cautioning against that. He's saying that desk jobs aren't actually all that bad, provided you know the risks. Avoid burnout, and know its warning signs, and you may be able to sustainably appreciate the virtues of your desk job.