Time does not dispose of a question - it only presents it anew in a different guise.

If anyone is really determined to lend you a book, you never can get out of it!

the science of tomorrow is the supernatural of today.

What I feel is that if one has got to have a murder actually happening in one's house, one might as well enjoy it, if you know what I mean.

One does see so much evil in a village,' murmured Miss Marple in an explanatory voice.

Poirot said placidly, “One does not, you know, employ merely the muscles. I do not need to bend and measure the footprints and pick up the cigarette ends and examine the bent blades of grass. It is enough for me to sit back in my chair and think. It is this – ” he tapped his egg-shaped head – “this, that functions!

When you find that people are not telling you the truth---look out!