I don't think I've had a more miserable life than a lot of people. I think I've had a pretty lucky life.
I'm not attached to things at all. I'm very lucky to have quite a few beautiful things, but if I look back at my life, I was often happiest when I had very little.
Perhaps as good a classification as any of the main types is that of the three lusts distinguished by traditional Christianity - the lust of knowledge, the lust of sensation, and the lust of power.