Thomas Aquinas Quotes
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The Study of philosophy is not that we may know what men have thought, but what the truth of things is.
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The Sacrament of the Body of the Lord puts the demons to flight, defends us against the incentives to vice and to concupiscence, cleanses the soul from sin, quiets the anger of God, enlightens the understanding to know God, inflames the will and the affections with the love of God, fills the memory with spiritual sweetness, confirms the entire man in good, frees us from eternal death, multiplies the merits of a good life, leads us to our everlasting home, and re-animates the body to eternal life.
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No man truly has joy unless he lives in love.
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For it is necessary in every practical science to proceed in a composite (i.e. deductive) manner. On the contrary in speculative science, it is necessary to proceed in an analytical manner by breaking down the complex into elementary principles.
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Because of the diverse conditions of humans, it happens that some acts are virtuous to some people, as appropriate and suitable to them, while the same acts are immoral for others, as inappropriate to them.
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It is a sin to regard the fact that God cannot do the impossible as a limitation on his powers.
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Art is right reason in the doing of work.
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Unbelief is the greatest of sins.
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It is not theft, properly speaking, to take secretly and use another's property in a case of extreme need: because that which he takes for the support of his life becomes his own property by reason of that need.
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Jesus Lord, kind Pelican, Cleanse my filth with Thy blood, One drop of which can save The whole world from all its sin.
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Practical sciences proceed by building up; theoretical science by resolving into components.
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God's precepts are light to the loving, heavy to the fearful.
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Whenever God wakes in us, our thinking becomes clear - nothing is missing.
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Future contingents cannot be certain to us, because we know them as such. They can be certain only to God whose understanding is in eternity above time. Just as a man going along a road does not see those who come after him; but the man who sees the whole road from a height sees all those who are going along the road at the same time.
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To be united to God in unity of person was not fitting to human flesh, according to its natural endowments, since it was above his dignity; nevertheless, it was fitting that God, by reason of his infinite goodness, should unite it to himself for human salvation.
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We should love others truly, for their own sakes rather than our own.
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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.
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To pretend angels do not exist because they are invisible is to believe we never sleep because we don't see ourselves sleeping.
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The greatest kindness one can render to any man consists in leading him from error to truth.
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The blessed in the kingdom of heaven will see the punishments of the damned, in order that their bliss be more delightful for them.
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Not everyone who is enlightened by an angel knows that he is enlightened by him.
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Justice is a certain rectitude of mind whereby a man does what he ought to do in the circumstances confronting him.
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If there were some solitary or feral man, the passions of the soul would be sufficient for him; by them he would be conformed to things in order that he might have knowledge of them. But because man is naturally political and social, there is need for one man to make his conceptions known to others, which is done with speech. So significant speech was needed if men were to live together. Which is why those of different tongues do not easily live together.
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In the life of the body a man is sometimes sick, and unless he takes medicine, he will die. Even so in the spiritual life a man is sick on account of sin. For that reason he needs medicine so that he may be restored to health; and this grace is bestowed in the Sacrament of Penance.