Aristotle,
Politics — Book Eight
“ Now, as all music consists in melody and rhythm, we ought not to be unacquainted with the power which each of these has in education; and whether we should rather choose music in which melody prevails, or rhythm: but when I consider how many things have been well written upon these subjects, not only by some musicians of the present age, but also by some philosophers who are perfectly skilled in that part of music which belongs to education ”
