Happiness, as a pursuit, is suitable only for pigs.

At the same time, as social beings, we are moved in the relations with our fellow beings by such feelings as sympathy, pride, hate, need for power, pity, and so on.

When I'm judging a theory, I ask myself whether, if I were God, I would have arranged the world in such a way.

It was the experience of mystery - even if mixed with fear - that engendered religion.

The greatest knowledge a person can possess is the address of the local library.

To be sure, it is not the fruits of scientific research that elevate a man and enrich his nature, but the urge to understand, the intellectual work, creative or receptive.

From the viewpoint of a Jesuit priest I am, of course, and have always been an atheist.