...there was a natural comorbidity between sexual appetite and sexual jealousy, between the desire to fuck and the desire to kill.

The verse is supposed to get you hard so the chorus can suck you off.

To be an artist was to have failure as your constant bedfellow.

We're all prostitutes if you think about it. The whole capitalist system is built on meretriciousness. You sell your body or you sell your mind, and the Cartesian mind/body thing is a fallacy anyway, your mind is just your brain, so it amounts to the same thing really.

I felt that if he touched me, I'd die. and then the thought crawled into my brain that if he didn't touch me, I'd die.

Jealousy - that jumble of secret worship and ostensible aversion.