I trust we never shall.

It is to be hoped he has forgotten it.

Had you and I seen nothing, we should unquestionably have dismissed the whole thing as merely a delirious nightmare of Ronnie's unhinged brain.
"But the undoubted fact remains that we each saw, reflected in that mirror, objects which were not at that moment in the room.

In fact we saw the _past_ reflected, rather than the _present_.

My psychic authority considers that both our impressions came to us through Ronnie's mind, and were already fading, owing to the fact that he had become unconscious.