and seemed undeniable. But that is no longer the case. The search for this kind of reassuring certainty, something that could go unchallenged despite all the disagreements, has not succeeded. Not even Kant’s truly stupendous endeavors managed to create the necessary certainty that would be shared by all. Kant had denied that God could be known within the sphere of pure reason, but at the same time, he had presented God, freedom, and immortality as postulates of practical reason, without which he
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