To be frank, I think his world had vanished long before he ever entered it - but, I will say: he certainly sustained the illusion with a marvelous grace.
The corners on the cover of this book were badly worn. The cover material had worn away and the binder’s board was delaminating. I inserted adhesive between each layer of board, and then dried it under pressure. Then I adhered a custom-dyed Japanese paper over the exposed area of board.
That’s a great GIF!