Wardour roughly interposed before Frank could reply.
"Let him alone!" Crayford paid no heed to the interruption.

He was too earnestly bent on withdrawing Frank from the expedition to notice anything that was said or done by the persons about him.
"Don't, pray don't, risk hardships which you are unfit to bear!" he went on, entreatingly.

"Your place can be easily filled.

Change your mind, Frank.

Stay here with me." Again Wardour interfered.