And yet," said Poirot, "suppose an accident-" "Ah, no, my friend-" "From your point of view it would be regrettable, I agree. But nevertheless let us just for one moment suppose it. Then, perhaps, all these here are linked together - by death.

One place is very like another.

Dogs are wise. They crawl away into a quiet corner and lick their wounds and do not rejoin the world until they are whole once more.

There is no telling what a human character is. Until the test comes. To most of us the test comes early in life. A man is confronted quite soon with the necessity to stand on his own feet, to face dangers and difficulties and to take his own line of dealing with them. It may be the straight way, it may be the crooked way --- whichever it is, a man usually learns early just what he is made of.

I don't think necessity is the mother of invention. Invention, in my opinion, arises directly from idleness, possibly also from laziness - to save oneself trouble.

I know there's a proverb which that says 'To err is human,' but a human error is nothing to what a computer can do if it tries.

Speech ... is an invention of man's to prevent him from thinking.