The awareness of the ambiguity of one's highest achievements, as well as one's deepest failures is a definite symptom of maturity.

Culture (science) is the form of religion; Religion is the substance of culture (science).

Every institution is inherently demonic.

Sometimes I think it is my mission to bring faith to the faithless, and doubt to the faithful.

Faith as ultimate concern is an act of the total personality. It happens in the center of the personal life and includes all its elements. Faith is the most centered act of the human mind. It is not a movement of a special section or a special function of man's total being. They all are united in the act of faith.

Morality [or ethics] is not a subject; it is a life put to the test in dozens of moments.

All things and all people, so to speak, call on us with small or loud voices. They want us to listen. They want us to understand their intrinsic claims, their justice of being. But we can give it to them only through the love that listens.