Thomas Aquinas: Summa Theologiae


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First Part: Treatise on Sacred Doctrine


To place our purpose within proper limits, we first endeavor to investigate the nature and extent of this sacred doctrine. Concerning this there are ten points of inquiry:

  • (1) Whether it is necessary?
  • (2) Whether it is a science?
  • (3) Whether it is one or many?
  • (4) Whether it is speculative or practical?
  • (5) How it is compared with other sciences?
  • (6) Whether it is the same as wisdom?
  • (7) Whether God is its subject-matter?
  • (8) Whether it is a matter of argument?
  • (9) Whether it rightly employs metaphors and similes?
  • (10) Whether the Sacred Scripture of this doctrine may be expounded in different senses?

Article 1—Whether, besides philosophy, any further doctrine is required?

Objection 1: It seems that, besides philosophical science, we have no need of any further knowledge. For man should not seek to know what is above reason: “Seek not the things that are too high for thee.” But...

Source: Thomas Aquinas. The "Summa Theologica" of St. Thomas Aquinas, 2nd ed. Translated by Fathers of the English Dominican Province. London: Burns Oates & Washbourne, 1920.

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Thomas Aquinas holding a copy of the ”Summa theologia“ (Library of Congress)

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