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.

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

Only he who knows God is truly moral.

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

There is in every man a certain feeling that he has been what he is from all eternity, and by no means become such in time.

Nature is visible Spirit; Spirit is invisible Nature.

Mastery is revealed in limitation.