"Do we refer to the purposes of the Charter? They are expressions of universally shared ideals which cannot fail us, though we, alas, often fail them. Or do we think of the institutions of the United Nations? They are our tools. We fashioned them. We use them. It is our responsibility to remedy any flaws there may be in them.... This is a difficult lesson for both idealists and realists, though for different reasons. I suppose that, just as the first temptation of the realist is the illusion of cynicism, so the first temptation of the idealist is the illusion of Utopia."

“I don't know Who — or what — put the question, I don't know when it was put. I don't even remember answering. But at some moment I did answer Yes to Someone — or Something — and from that hour I was certain that existence is meaningful and that, therefore, my life, in self-surrender, had a goal.”

“He who has surrendered himself to it knows that the Way ends on the Cross — even when it is leading him through the jubilation of Gennesaret or the triumphal entry into Jerusalem. Do not seek death. Death will find you. But seek the road which makes death a fulfillment.”

“It is when we all play safe that we create a world of utmost insecurity. It is when we all play safe that fatality will lead us to our doom. It is in the "dark shade of courage" alone that the spell can be broken.”

“The only kind of dignity which is genuine is that which is not diminished by the indifference of others.”

“It is a little bit humiliating when I have to say that Chou En-lai to me appears as the most superior brain I have so far met in the field of foreign politics... so much more dangerous than you imagine because he is so much better a man than you have ever admitted.”

“There is a point at which everything becomes simple and there is no longer any question of choice, because all you have staked will be lost if you look back. Life's point of no return.”