But it did happen. So external proof is not required for an event to occur. Therefore, a person does not need external proof in order to believe an event occurred.
But it did happen. So external proof is not required for an event to occur. Therefore, a person does not need external proof in order to believe an event occurred.
Well, of course. But believing an event occured, no matter how ardently, isn't the same as proving it. Most of what humans do, including in mathematics, proceeds happily without proof.