Logic is in a few words the art and method of correct thinking. It is the method of every art, every discipline and every science. It is a science because it has rules such as geometry and physics and can be taught to any normal mind. It is an art because when practiced it gives to thought that unconscious accuracy that guide the fingers of a pianist in an effortless sonata, as Will Durant mentions. When you want to be logical in a serious discourse, any important term shall be subjected to scrutiny and definition. Aristotle’s ruthless methods set boundaries to the up to that time chaotic and undisciplined Greek intellect, started constructing the terminology of science and laid the basis for the acceptance of reasoning in order for a mind to be mature[…]