Tag Archives: Principle of Sufficient Reason

The Principle of Disjunctive Causation and Sufficiency.

X is sufficient for Y if and only if, if X then Y. C is sufficient for AvB (Principle of Disjunctive Causation) If C is sufficient for AvB, then C is sufficient for A. Therefore, C is sufficient for A. … Continue reading

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The Principle of Disjunctive Causation and Libertarian Free Will

So one of the problems advanced against libertarian accounts of free will is that while perhaps Suzy’s doing A for some set of reasons R, given the choice between A and B, may be explained, it isn’t explained why Suzy … Continue reading

Posted in Causation, Free Will, Philosophy | Tagged , , | 1 Comment

A plausible cosmological argument from the Principles of Sufficient Reason.

Ever since discovering Aquinas’ third way, Copleston’s cosmological argument (in his debate with Russell), and reading Pope Pius XII’s statement in Humani Generis that: It is well known how highly the Church regards human reason, for it falls to reason … Continue reading

Posted in Apologetics, Epistemology, Metaphysics, Modality, Natural Theology, Philosophy, Theology | Tagged , | 17 Comments

The PSR and Libertarian-Freedom; Contrastive Questions and Causal Stories

 This is how philosophers should greet each other: “Take your time!” ~Ludwig Wittgenstein I want to recapitulate some of the arguments I recently presented in a discussion I had with a number of people at once on Skype (all of whom … Continue reading

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God’s knowledge of the unreal future?

William Lane Craig, in an interview, explains that he thinks it is fundamentally misconceived to think that there is a puzzle, on A-theory, about how God could know the future if it were unreal. He suggests instead that God’s knowledge … Continue reading

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Metaphysics and sufficient reason

I just realized today, or perhaps the thought simply became clearer to me today, that the whole project of classical metaphysics is one of trying to account for phenomena by appeal to noumena. However, the inference from one to the … Continue reading

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Cogito Ergo Sumus

René Descartes’ famous “Cogito Ergo Sum” (I think therefore I am – which, incidentally, never appears in the Meditations, though Descartes did write that phrase elsewhere) has been challenged various times in very interesting ways by a number of thinkers, … Continue reading

Posted in Epistemology, Language, Philosophy | Tagged , , , , | 3 Comments