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How Do We Reason?: An Introduction to Logic is unavailable, but you can change that!

How do we think? What does a faithful use of logic look like? Without even pausing to think about it, we exercise our capacity for rational thought. But how exactly does logic work? What makes some arguments valid and others not? In this Questions in Christian Philosophy volume, philosopher Forrest Baird offers an introduction to logic. He considers the basic building blocks of human reason,...

*12. “Thought.—All the dignity of man consists in thought. Thought is therefore by its nature a wonderful and incomparable thing” (Blaise Pascal, Pensées). 13. “It is an article of faith that God exists. But what is of faith cannot be demonstrated, because a demonstration produces scientific knowledge; whereas faith is of the unseen (Heb. 11:1). Therefore it cannot be demonstrated that God exists” (Thomas Aquinas, Summa theologiae).8 14. “The existence of God and other like truths about God, which
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