We find it hard to apply the knowledge of ourselves to our judgment of others. The fact that we are never of one kind, that we never love without reservations and never hate with all our being cannot prevent us from seeing others as wholly black or white.

Man's chief goal in life is still to become and stay human, and defend his achievements against the encroachment of nature.

When we believe ourselves in possession of the only truth, we are likely to be indifferent to common everyday truths.

Should Americans begin to hate foreigners wholeheartedly, it will be an indication that they have lost confidence in their own way of life.

To spell out the obvious is often to call it in question.

The leader has to be practical and a realist, yet must talk the language of the visionary and the idealist.

No matter what our achievements might be, we think well of ourselves only in rare moments. We need people to bear witness against our inner judge, who keeps book on our shortcomings and transgressions. We need people to convince us that we are not as bad as we think we are.