Most people do not take heed of the things they encounter, nor do they grasp them even when they have learned about them, although they suppose they do.
HeraclitusAll things are in flux; the flux is subject to a unifying measure or rational principle. This principle (logos, the hidden harmony behind all change) bound opposites together in a unified tension, which is like that of a lyre, where a stable harmonious sound emerges from the tension of the opposing forces that arise from the bow bound together by the string.
Heraclitus