To achieve great things we must be self-confined...mastery is revealed in limitation.

One is almost tempted to say that the language itself is a mythology deprived of its vitality, a bloodless mythology so to speak, which has only preserved in a formal and abstract form what mythology contains in living and concrete form.

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

The fear of speculation, the ostensible rush from the theoretical to the practical, brings about the same shallowness in action that it does in knowledge. It is by studying a strictly theoretical philosophy that we become most acquainted with Ideas, and only Ideas provide action with vigour and ethical meaning.

Mastery is revealed in limitation.

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?

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