on a sneaking butler

I am unable to state, therefore, whether it was ten minutes later or more like twenty when I emerged from a profound reverie to discover that Jeeves was in my midst. I had had no inkling of his approach, but then one very often hasn't. He has a way of suddenly materializing at one's side like one of those Indian blokes who shoot their astral bodies to and fro, going into thin air in Rangoon and re-assembling the parts in Calcutta. I think it's done with mirrors. [jeeves in the morning]