Quotation from: Secret Adversary

Written by: Agatha Christie

"Well," said Mr. Carter, looking round him, "there's nothing more
to be done here. What about some lunch with me?"

"Thanks awfully, sir. But I think I'd better get back and rout
out Tuppence."

"Of course. Give her my kind regards and tell her not to believe
you're killed too readily next time."