Lecture II

This physical body is, however, permeated by still higher forces, just as a sponge may be permeated by water. The difference between inanimate and animate bodies is that in inanimate bodies the materials of which they are constituted follow physical, chemical laws only; but in animate bodies the various materials are combined with one another in a very complicated manner, and only under the influence of the etheric body can they be held together in this form, which to-them is unnatural and is forced upon them. The physical materials have the constant tendency to group themselves according to their own nature; this signifies the destruction of the living body and the etheric body fights continually against this destruction.