A woman who doesn't lie is a woman without imagination and without sympathy.

The trouble with you and me, is that we don't live in the real world. We dream of fantastic things that may never happen.

I suppose it is because nearly all children go to school nowadays and have things arranged for them that they seem so forlornly unable to produce their own ideas.

Poirot," I said. "I have been thinking." "An admirable exercise my friend. Continue it.

I don't think necessity is the mother of invention. Invention, in my opinion, arises directly from idleness, possibly also from laziness - to save oneself trouble.

Bitterness leads nowhere. It turns back on itself. It is the eternal cul-de-sac.

The truth often does sound unconvincing.