Origins -- Montecassino (1230-1239) -- University of Naples (1239-1244) -- Under house arrest (1244-1245) -- Cologne and Albert the Great (1245-1248) -- Student at Paris (1252-1256) -- First Paris professorship (1256-1259) -- Italian interlude (1259-1268) -- Second Paris period (1269-1272) -- Naples (1272-1274) -- Theology presupposes philosophy -- The quest of philosophy -- Theoretical and practical -- The order of learning -- The two theologies -- The four orders -- The logical order -- Our natural way of knowing -- Matter and form -- Things that come to be as the result of a change -- The Parmenidean problem -- The sequel -- The Prime Mover -- The soul -- Sense perception -- Immortality of human soul -- The opening to metaphysics -- The big problem -- The two theologies revisited -- Being as being -- Analogy -- Being as analogous -- Substance -- Presuppositions of metaphysics -- God and metaphysics -- Ipsum esse subsistens -- The moral order -- Ultimate end in Aristotle -- Ultimate end in Thomas -- Virtuous action -- Natural law -- Natural inclinations -- Virtue and law -- Practical syllogism -- End/means -- The common good -- Natural and supernatural ends -- Preambles of faith -- Christian philosophy -- Beyond philosophy -- The range of theology -- The first phase -- Second scholasticism -- The leonine revival (1879-1965) -- Three thomisms -- Whither thomismin the third millennium?