The duty of rhetoric is to deal with such matters as we deliberate upon without arts or systems to guide us, in the hearing of persons who cannot take in at a glance a complicated argument or follow a long chain of reasoning.Aristotle
We must no more ask whether the soul and body are one than ask whether the wax and the figure impressed on it are one.Aristotle
For as the eyes of bats are to the blaze of day, so is the reason in our soul to the things which are by nature most evident of all.Aristotle
So convenient a thing it is to be a reasonable creature, since it enables one to find or make a reason for every thing one has a mind to do.Benjamin Franklin