The human face is, after all, nothing more nor less than a mask. - Agatha Christie

Fey...a Scotch word...It means the kind of exalted happiness that comes before disaster. You know — it's too good to be true.

Intuition is like reading a word without having to spell it out. A child can't do that because it has had so little experience. A grown-up person knows the word because they've seen it often before.

"My friend, in working upon a case, one does not take into account only the things that are "mentioned". There is no reason to mention many things which may be important. Equally, there is often an excellent reason for not mentioning them."