If you are to be Hercule Poirot, you must think of everything.

all women, without in the least meaning it, consider every man they meet as a possible husband for themselves or for their best friend.

Everybody is very much alike, really. But fortunately, perhaps, they don't realise it. - Miss Marple

You cannot mix up sentiment and reason.

When engaged in eating, the brain should be the servant of the stomach.

I suppose without curiosity a man would be a tortoise. Very comfortable life, a tortoise has.

In my experience, people who go about looking for trouble usually find it.