What happens is my mind starts to go in circles, thinking and thinking, and then I can't sleep. And

What happens is my mind starts to go in circles, …

What happens is my mind starts to go in circles, thinking and thinking, and then I can't sleep. And once a couple of days go by, if you haven't slept, you start to get sick. You can't eat. You start to cry. It just feeds on itself.

Mohsin Hamid