The Summary of Physics Restored

107If there were any opposition among Nature’s qualities and Elements, the greatest would occur between hot and cold, and next between Water and Fire. But the manifold generation that takes place beneath the waters sufficiently proves that the natures of fire and water do not oppose one another. For wherever there are generation and life, fire must be present as their proximate, inward, efficient cause, moving and altering matter towards generation: From it come the race of men and herds, and the life of winged creatures, and the monsters the Sea bears beneath its marble surface; fiery is their vigour, and heavenly the origin of those seeds.