What Paul is asking us to imagine is that there will be a new mode of physicality, which stands in relation to our present body as our present body does to a ghost. It will be as much more real, more firmed up, more bodily, than our present body as our present body is more substantial, more touchable, than a disembodied spirit. We sometimes speak of someone who’s been very ill as being a shadow of their former self. If Paul is right, a Christian in the present life is a mere shadow of his or her future self, the self that person will be when the body that God has waiting in his heavenly
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