There is faith in every serious doubt, namely, the faith in the truth as such, even if the only truth we can express is our lack of truth.

Genuine forgiveness is participation, reunion overcoming the powers of estrangement. . . We cannot love unless we have accepted forgiveness, and the deeper our experience of forgiveness is, the greater is our love.

Language... has created the word 'loneliness' to express the pain of being alone. And it has created the word 'solitude' to express the glory of being alone.

The courage to be is rooted in the God who appears when God has disappeared in the anxiety of doubt.

The first duty of love is to listen.

Existential anxiety of doubt drives the person toward the creation of certitude of systems of meaning, which are supported by tradition and authority. Neurotic anxiety builds a narrow castle of certitude which can be defended with the utmost certainty.

In this respect fundamentalism has demonic traits. It destroys the humble honesty of the search for truth, it splits the conscience of its thoughtful adherents, and it makes them fanatical because they are forced to suppress elements of truth of which they are dimly aware