I too have been in the underworld, as was Odysseus, and I will often be there again; not only sheep have I sacrificed so as to beable to speak with a few dead souls, but neither have I spared my own blood as well.
One must never have spared oneself, one must have acquired hardness as a habit to be cheerful and in good spirits in the midst of nothing but hard truths.
In architecture the pride of man, his triumph over gravitation, his will to power, assume a visible form. Architecture is a sort of oratory of power by means of forms.
Every characteristic absence of spirituality, every piece of common vulgarity, is due to an inability to resist a stimulus - you have to react, you follow every impulse.
People to whom their daily life appears too empty and monotonous easily grow religious; this is comprehensible and excusable, only they have no right to demand religious sentiments from those whose daily life is not empty and monotonous.
The reasons for which 'this' world has been characterized as 'apparent' are the very reasons which indicate its reality; any other kind of reality is absolutely indemonstrable.