Forgiveness is the only way to reverse the irreversible flow of history.

Loving life is easy when you are abroad. Where no one knows you and you hold your life in your hands all alone, you are more master of yourself than at any other time

To be sure, nothing is more important to the integrity of the universities . . . than a rigorously enforced divorce from war-oriented research and all connected enterprises.

Promises are the uniquely human way of ordering the future.

the touchstone of a free act - from the decision to get out of bed in the morning or take a walk in the afternoon to the highest resolutions by which we bind ourselves for the future - is always that we know that we could also have left undone what we actually did.

Kierkegaard, Marx, and Nietzsche are for us like guideposts to a past which has lost its significance.

Thinking does not lead to truth; truth is the beginning of thought.