As matter evolves so it shows intelligence, and when one studies the growing evolution of the natural world one will find that at each step of evolution the natural world has shown itself to be more intelligent, reaching its height in the human race. But this is only the predisposition of what we call matter which is manifested in the end; and everything in nature, even in the vegetable world, if we could see it, is the seed of which the root is the evidence, and thus the intelligence, which is the effect, is also the cause.