“How so?”
“I intend to spend to-morrow night there.”
“Oh!” said the Englishmen, “would you like to have me go with you?”
“With pleasure, my lord. Only, unfortunately, that is impossible.”
“Impossible, oh!”
“As I have just told you, my dear fellow.”
“But why impossible?”
“Are you acquainted with the manners and customs of ghosts, Sir John?” asked Roland gravely.
“No.”
“Well, I am. Ghosts only show themselves under certain conditions.”