All wish to possess knowledge, but few, comparatively speaking, are willing to pay the price.

A man can only attain knowledge with the help of those who possess it. This must be understood from the very beginning. One must learn from him who knows.

One of the greatest joys known to man is to take a flight into ignorance in search of knowledge.

Security... it's simply the recognition that changes will take place and the knowledge that you're willing to deal with whatever happens.

Purity is not imposed upon us as though it were a kind of punishment, it is one of those mysterious but obvious conditions of that supernatural knowledge of ourselves in the Divine, which we speak of as faith. Impurity does not destroy this knowledge, it slays our need for it.