Prisoners at the bar, have you anything to say in your defence?

Ideas are like everything else. They've got to be marketed.

Don't think. That is the wrong way to bring anything back. Let it go. Sooner or later it will flash into your mind.

How often have I not heard a perfectly intelligent female says, in the tone of one clinching an argument, 'Edgar says -- ' And all the time you are perfectly aware that Edgar is a perfect fool.

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

Everyone likes talking about himself. - Hercule Poirot

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