More than the Papillon-esque storyline, I loved GDR's style of writing. Some of his quotes, much like Rushdie's, were like appreciating wine: you swirl them around in your eyes, inhale their scent with your mind, swirl them again in your thoughts and swallow them into your being till you're intoxicated beyond rescue.
One of my favorite quotes of all time is:
The lies we tell ourselves are the ghosts that haunt the empty house of midnight.*hic*