To know what is impenetrable to us really exists, manifesting itself as the highest wisdom and the most radiant beauty... this knowledge, this feeling is at the center of true religiousness.

A knowledge of the existence of something we cannot penetrate, of the manifestations of the profoundest reason and the most radiant beauty, which are only accessible to our reason in their most elementary forms ð it is this knowledge and this feeling

Any fool can know. The point is to understand.

Wisdom is not a product of schooling but of the lifelong attempt to acquire it.

If a cluttered desk is a sign of a cluttered mind, of what, then, is an empty desk a sign?

A religious person is devout in the sense that he has no doubt about the significance of those superpersonal objects and goals which neither require nor are capable of rational foundation