I am convinced that some political and social activities and practices of the Catholic organizations are detrimental and even dangerous for the community as a whole, here and everywhere. I mention here only the fight against birth control at a time when overpopulation in various countries has become a serious threat to the health of people and a grave obstacle to any attempt to organize peace on this planet.

In the middle of adversity there is great opportunity.

Don't let the measurable drive out the relevant

The most important method of education always has consisted of that in which the pupil was urged to actual performance.

O, Youth: Do you know that yours is not the first generation to yearn for a life full of beauty and freedom?

I owe as much of my success to an uncompromising obstinacy as to any original ideas.

Nationalism is the measels of mankind.