these show clearly that they are possible only according to ideas; although individual creature, under the individual conditions its existence, is congruent with the idea of what is most perfect of its species (as little as a human being is congruent with the idea of humanity that he bears in his soul as the archetype of his actions), nevertheless these ideas re in the highest understanding individual, unalterable, A thoroughly determined, and the original causes of things, and only the whole its combination in the totality of a world is fully adequate to its idea.