When a man is really in love he can't help looking like a sheep.

It's very inconvenient to be loved. Nearly everyone has found that out, sooner or later. The fewer people who love you the less you will have to suffer.

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!

... nothing is so boring as devotion.

You gave too much rein to your imagination. Imagination is a good servant, and a bad master. The simplest explanation is always the most likely.

The popular idea that a child forgets easily is not an accurate one. Many people go right through life in the grip of an idea which has been impressed on them in very tender years.

Sitting here with one's knitting, one just sees the facts. -"The Blood-Stained Pavement