Even when such preconceived structural arrangements are not used, as in the Gloria of the Machaut Mass, the idea of isorhythm is present in the suggestion of recurring and balancing strophic plans.

The Enlightment worldview, which considered the order of Nature as a basis and, at the same time, the subject of explorations of scientific natural sciences, has, at the same time, considered this order as a criterion of the artistically-aesthetic qualities of art. From an ideological point of view, it liberated art from its feudal religious and courtly servitude.

O foolish one! this molded earth is naught; This particolored vault of heaven is naught; Our sojourn in this seat of life and death Is but one breath, and what is that but naught?

We had survived the long and heatful summer, enjoyed the splendid fall,