“The chief difference is in temperature,” said the captain. “You fellows are about as warm as a glacier. In America I go up to a man and say: ‘My name is Captain So-an-So.’ He replies: ‘Mine is Colonel Such-and-Such.’ Then we shake hands and talk. But if I go to an Englishman and say: ‘My name is Captain So-and-So,’ he says: ‘Oh!’ So I’m embarrassed to death and can’t talk.”

“ ’Strawnary!” said the major.

At tea time a courier brought us the tidings that there’d been an air raid last Sunday at a certain hospital base.

“The boche always does his dirty work on Sunday,” remarked the American captain. “It’s queer, too, because that’s the day that’s supposed to be kept holy, and I don’t see how the Kaiser squares himself with his friend Gott.”

I laughed, but the major managed to remain calm.