There is an easiness in salvation which is more difficult to us than all our efforts.

The essential thing to know about God is that God is Good. All the rest is secondary.

When war is waged, it is for the purpose of safeguarding or increasing one's capacity to make war. International politics are wholly involved in this vicious cycle. What is called national prestige consists in behaving always in such a way as to demoralize other nations by giving them the impression that, if it comes to war, one would certainly defeat them. What is called national security is an imaginary state of affairs in which one would retain the capacity to make war while depriving all other countries of it.

The world needs saints who have genius, just as a plague-stricken town needs doctors.

The difference between more or less intelligent men is like the difference between criminals condemned to life imprisonment in smaller or larger cells. The intelligent man who is proud of his intelligence is like a condemned man who is proud of his large cell.

I am not a Catholic; but I consider the Christian idea, which has its roots in Greek thought and in the course of the centuries has nourished all of our European civilization, as something that one cannot renounce without becoming degraded.

Algebra and money are essentially levelers; the first intellectually, the second effectively.