Stars of the West End's Pinter at the Pinter season pick plays by the dramatist that changed the way they thought about theatreAs a teenager I used to quote lines from The Homecoming as if they were my own, like "I'll chop your spine off!" I studied the play at school and a group of actors including Christopher Benjamin and Roger Lloyd-Pack came in to do a rehearsed reading of it. I was probably about 16. It was bril…