“And you’ll promise not to cheat any more?” he asked.

“Never!”

He made up his mind.

“All right then,” he said, and, so to speak, dived into her mind.

He experienced the oddest sensation. It was like passing out of some fine, sunny air into the stuffiest of unventilated rooms. Space and time closed over him again: his head swam, his eyes were heavy. Then, with the trumpet in one hand, he laid the other firmly over her mouth. Looking round, he saw that the room seemed almost completely dark, but that the outline of the figures sitting round the table had vastly gained in solidity.

“Here I am!” he said briskly.

Miss Soulsby gave a startled exclamation.

“That’s Mr. Tilly’s voice!” she whispered.

“Why, of course it is,” said Mr. Tilly. “I’ve just passed over at Hyde Park Corner under a traction engine....”

He felt the dead weight of the medium’s mind, her conventional conceptions, her mild, unreal piety pressing in on him from all sides, stifling and confusing him. Whatever he said had to pass through muddy water....