One of the recurring philosophical questions is: 'Does a falling tree in the forest make a sound when there is no one to hear?' Which says something about the nature of philosophers , because there is always someone in a forest. It may only be a badger, wondering what that cracking noise was, or a squirrel a bit puzzled by all the scenery going upwards, but someone.
Terry PratchettWere you proposing to shoot these people in cold blood, sergeant?" "Nossir. Just a warning shot inna head, sir.
Terry PratchettBut of course, what the eagle does not realize is that it is participating in a very crude form of natural selection.One day a tortoise will learn how to fly.
Terry Pratchett