Jealousy, you know, is usually not an affair of causes. It is much more-how shall I say?-fundamental than that. Based on the knowledge that one's love is not returned. And so one goes on waiting, watching, expecting...that the loved one will turn to someone else.
Agatha ChristieDon't think. That is the wrong way to bring anything back. Let it go. Sooner or later it will flash into your mind.
Agatha ChristieThe human mind prefers to be spoon-fed with the thoughts of others, but deprived of such nourishment it will, reluctantly, begin to think for itself - and such thinking, remember, is original thinking and may have valuable results.
Agatha ChristieWhat's wrong with my proposition?" Poirot rose. "If you will forgive me for being personal-I do not like your face, M. Ratchett.
Agatha Christie