Daily Aquinas – Day 20 🎓
The Quote
"God is the first cause, who moves causes both natural and voluntary."
Summa Theologiae I, Question 83, Article 1
The Teaching
Evil — examined yesterday — enters through deficient secondary causes, never through God's creative act. But this raises the deepest question in all of metaphysics: if God is the first cause of everything, how is human freedom real? If God moves the will, is the will truly free? Aquinas answers with one of the most precise and daring moves in the entire Summa.
The error Aquinas dismantles is a hidden assumption: that divine causation and creaturely causation compete on the same level — that if God causes more, the creature causes less. This is the picture of a seesaw, where divine sovereignty and human freedom trade off against each other. Aquinas rejects this picture entirely. God does not cause the way a second cause causes. He is not one agent among many, pushing from the outside. He is the cause of the being of the will itself, and therefore the cause of its capacity to cause freely. He does not move the will by compulsion — He moves it according to its nature, which is precisely the nature of a free will.
This means God's causation does not diminish freedom — it is what makes freedom possible in the first place. A puppet has no real causation of its own; its motion is entirely reducible to the puppeteer. But the human will is not a puppet. It is a real secondary cause, genuinely producing its own acts — and it does so because God, the first cause, sustains it in being and in operation at every moment. The more perfectly God moves a thing according to its nature, the more perfectly that thing acts according to what it truly is.
Here the mystery deepens rather than dissolves. Providence does not override freedom because Providence operates at a different ontological level than the choices it orders. God can infallibly bring about the free choices of His creatures — not by compulsion, but by being the inexhaustible source from which both the will and its freedom flow. Augustine's paradox resolves here: "Our heart is restless until it rests in Thee" — not because God captures the will, but because He is the end toward which every free act, however distorted, is secretly searching.
This is the ground beneath the entire moral life. Freedom is not autonomy from God — independence from the first cause that sustains freedom itself. Freedom is the capacity to choose rightly, to move toward the good that God has written into rational nature. Sin is not the exercise of freedom; it is its failure — the will missing the mark of what it was made to reach.
For Reflection
Is freedom currently understood as independence from God — the power to choose anything, including against Him — or as the capacity to choose rightly, most fully exercised precisely when the will moves toward the good God has written into its very nature?
-Truthly
