Summa Theologiae Because the doctor of Catholic truth ought not only to teach the proficient, but also to instruct beginners (according to the Apostle : As unto little ones in Christ , I gave you milk to drink, not meat — 1 Corinthians 3:1-2 ), we purpose in this book to treat of whatever belongs to the Christian religion , in such a way as ...

Home > Summa Theologiae > First Part. First Part (Prima Pars) Sacred Doctrine. GENERAL: The nature and extent (1) of sacred doctrine. The One God. EXISTENCE: The existence (2) of God. ESSENCE: We cannot know what God is, but only what He is not. So to study Him, we study what He has not—such as composition and motion.

Home > Summa Theologiae > Second Part of the Second Part > Question 83. Question 83. Prayer. Is prayer an act of the appetitive or of the cognitive power? Is it fitting to pray to God? Is prayer an act of religion? Should we pray to God alone? Should we …

Was the Blessed Virgin, Mother of God, sanctified before her birth from the womb? Was she sanctified before animation? Was the fomes of sin entirely taken away from her in virtue of this sanctification? Was the result of this sanctification that she never sinned? In virtue of this sanctification, did she receive the fulness of grace? Was it proper to her to be thus sanctified?

Home > Summa Theologiae > First Part of the Second Part > Question 3. Question 3. What is happiness. Is happiness something uncreated? If it be something created, is it an operation? Is it an operation of the sensitive, or only of the intellectual part?

What is creation? Can God create anything? Is creation anything in the very nature of things? To what things does it belong to be created? Does it belong to God alone to create? Is creation common to the whole Trinity, or proper to any one Person? Is any trace of the Trinity to be found in created things? Is the work of creation mingled with the works of nature and of the will?

Home > Summa Theologiae > First Part > Question 36. Question 36. The person of the Holy Ghost. Is this name, "Holy Ghost," the proper name of one divine Person? Does that divine person Who is called the Holy Ghost, proceed from the Father and the Son?

Home > Summa Theologiae > Third Part > Question 68. Question 68. Those who receive Baptism. Are all bound to receive Baptism? Can a man be saved without Baptism? Should Baptism be deferred? Should sinners be baptized? Should works of satisfaction be enjoined on sinners that have been baptized?

Home > Summa Theologiae > First Part > Question 14. Question 14. God's knowledge. Is there knowledge in God? Does God understand Himself? Does He comprehend Himself? Is His understanding His substance? Does He understand other things besides Himself? Does He have a proper knowledge of them?

Home > Summa Theologiae > Third Part > Question 83. Question 83. The rite of this sacrament. Is Christ sacrificed in the celebration of this mystery? The time of celebrating; The place and other matters relating to the equipment for this celebration; …