On this understanding, Percy’s evidence was extracted from him as follows:

“Was it Captain Bervie who quarreled with you?”

“Yes.”

“Was it about me?”

“Yes.”

“What did he say?”

“He said I had committed an impropriety in waltzing with you.”

“Why?”

“Because your parents disapproved of your waltzing in a public ballroom.”

“That’s not true! What did he say next?”