“Not amphibious,” said Mr. Bateman. “Ambidexterous means using either hand equally well.”

“Oh!” said Socks, looking at Sir Oswald with respect. “Can you?”

“Certainly, I can write with either hand.”

“But not with both at once?”

“That would not be practical,” said Sir Oswald shortly.

“No,” said Socks thoughtfully. “I suppose that would be a bit too subtle.”

“It would be a grand thing now in a Government department,” observed Mr. O’Rourke, “if one could keep the right hand from knowing what the left hand was doing.”

“Can you use both hands?”