The genus, which divides itself into species on the basis of the general determinateness of number, or which may adopt as its principle of division particular features of its existence, eg shape, colour, etc while peacefully engaged in this activity, suffers violence from the universal individual, the Earth, which as the universal negativity preserves the differences as they exist within itself their nature, on account of the substance to which they belong, being different from the nature of those of the genus and in face of the systematization of the genus.