There are physical proofs of the Resurrection: The tomb was sealed, and the angel rolled back the stone to reveal that Christ had been raised and miraculously passed unnoticed through the sealed walls during the night just before dawn.
There are also moral proofs of the Resurrection: Consider how St Peter was totally transformed by his encounter with the risen Jesus. He who had been afraid of the questions of a servant girl on Good Friday, would be so bold as to proclaim Christ before courts and executioners!
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