Has creation a final purpose at all, and if so why is it not attained immediately, why does perfection not exist from the very beginning?

...all phenomena are correlated in one absolute and necessary law, from which they can all be deduced.

Since it [architecture] is music in space, as it were a frozen music.

Nature is visible Spirit; Spirit is invisible Nature.

Only he who knows God is truly moral.

Mastery is revealed in limitation.

All rules for study are summed up in this one: learn only in order to create.