By nature all men are equal in liberty, but not in other endowments.

It is clear that he does not pray, who, far from uplifting himself to God, requires that God shall lower Himself to him, and who resorts to prayer not to stir the man in us to will what God wills, but only to persuade God to will what the man in us wills.

Clearly the person who accepts the Church as an infallible guide will believe whatever the Church teaches.

It is requisite for the relaxation of the mind that we make use, from time to time, of playful deeds and jokes.

We can't have full knowledge all at once. We must start by believing; then afterwards we may be led on to master the evidence for ourselves.

Now this relaxation of the mind from work consists on playful words or deeds. Therefore it becomes a wise and virtuous man to have recourse to such things at times.

Hold firmly that our faith is identical with that of the ancients. Deny this, and you dissolve the unity of the Church.

Love takes up where knowledge leaves off.

Faith is God's work within us.

Faith has to do with things that are not seen and hope with things that are not at hand.

Friendship is the source of the greatest pleasures, and without friends even the most agreeable pursuits become tedious.

Beware of the person of one book.

God should not be called an individual substance, since the principal of individuation is matter.

It is possible to demonstrate God's existence, although not a priori, yet a posteriori from some work of His more surely known to us.

All the efforts of the human mind cannot exhaust the essence of a single fly.

Love must precede hatred, and nothing is hated save through being contrary to a suitable thing which

Temperance is simply a disposition of the mind which binds the passion.

The theologian considers sin mainly as an offence against God; the moral philosopher as contrary to reasonableness.

As regards the individual nature, woman is defective and misbegotten, for the active power of the male seed tends to the production of a perfect likeness in the masculine sex; while the production of a woman comes from defect in the active power.

To live well is to work well, to show a good activity.

That the saints may enjoy their beatitude and the grace of God more abundantly they are permitted to see the punishment of the damned in hell.

Human salvation demands the divine disclosure of truths surpassing reason.

Justice is a certain rectitude of mind whereby a man does what he ought to do in the circumstances confronting him.

I would rather feel compassion than know the meaning of it.

Pray thee, spare, thyself at times: for it becomes a wise man sometimes to relax the high pressure of his attention to work.

The highest manifestation of life consists in this: that a being governs its own actions. A thing which is always subject to the direction of another is somewhat of a dead thing.

To bear with patience wrongs done to oneself is a mark of perfection, but to bear with patience wrongs done to someone else is a mark of imperfection and even of actual sin.

Because philosophy arises from awe, a philosopher is bound in his way to be a lover of myths and poetic fables. Poets and philosophers are alike in being big with wonder.

If, then, you are looking for the way by which you should go, take Christ, because He Himself is the way.

Happiness is secured through virtue; it is a good attained by man's own will.

If forgers and malefactors are put to death by the secular power, there is much more reason for excommunicating and even putting to death one convicted of heresy.

Every judgement of conscience, be it right or wrong, be it about things evil in themselves or morally indifferent, is obligatory, in such wise that he who acts against his conscience always sins.

A man has free choice to the extent that he is rational.

The truth of our faith becomes a matter of ridicule among the infidels if any Catholic, not gifted with the necessary scientific learning, presents as dogma what scientific scrutiny shows to be false.

If the highest aim of a captain were to preserve his ship, he would keep it in port forever.

How can we live in harmony? First we need to know we are all madly in love with the same God.

It is necessary to posit something which is necessary of itself, and has no cause of its necessity outside of itself but is the cause of necessity in other things. And all people call this thing God.

Reason in man is rather like God in the world.

Sorrow can be alleviated by good sleep, a bath and a glass of wine.

Law; an ordinance of reason for the common good, made by him who has care of the community.

Man should not consider his material possession his own, but as common to all, so as to share them without hesitation when others are in need.

All that is true, by whomsoever it has been said has its origin in the Spirit.

Three things are necessary for the salvation of man: to know what he ought to believe; to know what he ought to desire; and to know what he ought to do.

Most men seem to live according to sense rather than reason.

To one who has faith, no explanation is necessary. To one without faith, no explanation is possible.

Wonder is the desire for knowledge.

Better to illuminate than merely to shine, to deliver to others contemplated truths than merely to contemplate.

Three conditions are necessary for Penance: contrition, which is sorrow for sin, together with a purpose of amendment; confession of sins without any omission; and satisfaction by means of good works.

How is it they live in such harmony the billions of stars - when most men can barely go a minute without declaring war in their minds about someone they know.