man is free, in so far as he has the power of contradicting himself and his essential nature. Man is free even from his freedom; that is, he can surrender his humanity

Man is not what he believes himself to be in his conscious decisions.

Being human means asking the questions of one's own being and living under the impact of the answers given to this question. And, conversely, being human means receiving answers to the questions of one's own being and asking questions under the impact of the answers.

I hope for the day when everyone can speak again of God without embarrassment.

Faith consists in being vitally concerned with that ultimate reality to which I give the symbolical name of God. Whoever reflects earnestly on the meaning of life is on the verge of an act of faith.

[A] process was going on in which people were transformed into things, into pieces of reality which pure science can calculate and technical science can control. … [T]he safety which is guaranteed by well-functioning mechanisms for the technical control of nature, by the refined psychological control of the person, by the rapidly increasing organizational control of society – this safety is bought at a high price: man, for whom all this was invented as a means, becomes a means himself in the service of means.

Only the philosophical question is perennial, not the answers.