Nature is an infinite sphere of which the center is everywhere and the circumference nowhere.

To have no time for philosophy is to be a true philosopher.

I can well conceive a man without hands, feet, head. But I cannot conceive man without thought; he would be a stone or a brute.

If we submit everything to reason our religion will be left with nothing mysterious or supernatural. If we offend the principles of reason our religion will be absurd and ridiculous . . . There are two equally dangerous extremes: to exclude reason, to admit nothing but reason.

The pagans do not know God, and love only the earth. The Jews know the true God, and love only the earth. The Christians know the true God, and do not love the earth.

We must learn our limits. We are all something, but none of us are everything.

[Christianity] endeavors equally to establish these two things: that God has set up in the Church visible signs to make himself known to those who should seek him sincerely, and that he has nevertheless so disguised them that he will only be perceived by those who seek him with all their heart.