What each man does is based not on direct and certain knowledge, but on pictures made by himself or given to him...

A man who has humility will have acquired in the last reaches of his beliefs the saving doubt of his own certainty.

The thinker dies, but his thoughts are beyond the reach of destruction. Men are mortal; but ideas are immortal.

A free press is not a privilege but an organic necessity in a great society. ... A great society is simply a big and complicated urban society.

True opinions can prevail only if the facts to which they refer are known; if they are not known, false ideas are just as effective as true ones, if not a little more effective.

A really good diplomat does not go in for victories, even when he wins them.

The news and the truth are not the same thing.