Like fundamentalist Judaism and medieval Christianity, Islam is totalist. That is to say, it makes a total claim on the individual.
“I've got too many of my friends that retired and went home and got on a rocking chair, and about a year and a half later, I'm always going to the cemetery.”
“I'm inspired by the poets, so I'm always going to give in that direction, rather than in any other. It's the making of me... and also the downfall of me.”