I am a lazybones. That’s not me being cute; it’s the brutal truth. I wouldn’t be particularly worried about it, as at retirement age this attribute is perfectly justified. After decades of honest work, every old person deserves the inalienable right to twiddle their thumbs and relax whenever they want to. Relaxing, resting, recharging run-down batteries – that’s what people (including me) need when they still want to take on some task from time to time. But for a true lazybones, that’s not how it works.

In order to relax properly, a true lazybones (reminder: me) doesn’t just need to rebuild their physical strength, but also to restore order in their head. To fully satiate your sloth, you have to eliminate the merest shadow