“I find that the only way to get through life is to picture myself in an entirely disconnected reality. I often imagine how people would react to my death. Mr Dunthorne's quavering voice as he makes the announcement. The shocked faces of my classmates. A playground bedecked with flowers. The empty stillness of a school corridor. Local news analysis. . . . The steady stoicism of my parents. . . . Candlelit vigils. . . . And finally, my glorious resurrection.”

“I tell my parents I'm going out for pudding. They think this might be a nickname for heroin.Mum makes the international face for 'is there anything you want to tell me?' ”

“My mother tells me I do not chew my food enough; she says I am making it harder for my body to get the essential nutrients it needs. If she were here, I would remind her that I am eating a blueberry Pop-Tart.”

“Thursday morning. I usually let my Mum wake me up but today I have set my alarm for seven. Even from under my duvet, I can hear it bleating on the other side of my room. I hid it inside my plastic crate for faulty joysticks so that I would have to get out of bed, walk across the room, yank it out of the box by its lead and, only then, jab the snooze button. This was a tactical manoeuvre by my previous self. He can be very cruel.”

“Exercise II.Write a diary, imagining that you are trying to make an old person jealous. I have written an example to get you started:Dear Diary,I spent the morning admiring my skin elasticity. God alive, I feel supple.”

“I spin around on the swivel chair and look up at the ceiling; Oliver being Oliver being Oliver being Oliver. I am suddenly aware of the separation between my-actual-self and myself-as-seen-by-others. Who would win in an arm wrestle? Who is better-looking? Who has the higher IQ?”

“For my last birthday, Dad bought me a pocket-sized Collins English Dictionary. It would only fit in a pocket that had been specially designed.”