facts in any case remain the same and our knowledge of them is not enlarged; yet it is an interesting indication of the mind of the poet using it, because whatever a man knows and loves best, that he takes his metaphors from. Nietzsche had his reasons for liking to call the universal principle a lust for power. He believed he was the herald of two hundred years of war, he was in love with the vague image of a military aristocracy, and he was not without a certain biological acumen.
An acorn in the ground does not strive to persevere in the state it happens to be in, but expands, absorbs surrounding elements, and transforms them into its own substance, which itself changes its form. Here then is a will to grow, not simply a will to live or to preserve oneself; in fact, as Nietzsche eloquently said, here is a will to perish. It is true that when the oak is full grown it seems to pass to the defensive and no longer manifests the will either to perish or to grow. Even while the will to grow is operating, its scope is not indefinite. It would be grotesque to imagine that the acorn, like the ego of German philosophy, tended to annex the whole earth and the whole sky and to make a single oak of the universe. If we take a broad view, perhaps the ancient myth that nature tends to re-embody certain fixed types, though inaccurate, gives a better picture of the facts than
