There were to be no short cuts to the truth. Instead he would have to adopt a longer, but a reasonably sure method. There would have to be conversati… - Agatha Christie

For in the long run, either through a lie, or through truth, people were bound to give themselves away …

Really, my friend! But I will not sit back and say ‘le bon Dieu has arranged everything, I will not interfere.’ Because I am convinced that le bon Dieu created Hercule Poirot for the express purpose of interfering. It is my métier.

Go away where you're loved and taken care of and looked after.

Most successes are unhappy. That's why they are successes-they have to reassure themselves about themselves by achieving something that the world will notice.... The happy people are failures because they are on such good terms with themselves that they don't give a damn.