Who can doubt that we exist only to love? Disguise it, in fact, as we will, we love without intermission... We live not a moment exempt from its influence.

Man lives between the infinitely large and the infinitely small.

Evil is easy, and has infinite forms.

Let us now speak according to natural lights. If there is a God, He is infinitely incomprehensible. . . . We are then incapable of knowing of either what He is or if He is. . . .

St. Augustine teaches us that there is in each man a Serpent, an Eve, and an Adam. Our senses and natural propensities are the Serpent; the excitable desire is the Eve; and reason is the Adam. Our nature tempts us perpetually; criminal desire is often excited; but sin is not completed till reason consents.

The world is ruled by force, not by opinion; but opinion uses force.

If you want to be a real seeker of truth, you need to, at least once in your lifetime, doubt in, as much as it's possible, in everything.