the light with the heavy, the straight with the curved, all the earth, the sea, the ether, the sun, the moon, and the whole heaven are ordered by a single power extending through all, which has created the whole universe out of separate and different elements air, earth, fire, and water embracing them all in one spherical surface and forcing the most contrary natures in it to live in agreement with one another and thus contriving the permanence of the whole.