“That is not what th Church teaches. The hymen was closed even after birth. Compare John 20:19.”
Compare it to what?
“Then the same day at evening, being the first day of the week, when the doors were shut where the disciples were assembled for fear of the Jews, came Jesus and stood in the midst, and saith unto them, Peace be unto you.” (John 20:19)
The Catholic/Orthodox Church teaches that Christ was born supernaturally just as he was conceived supernaturally, and just as Mary's conception did not violate her virignity, neither did Christ's birth. Alex was using John 10:19 to show that Jesus could enter (and exit) supernaturally (through solid objects) as he enetered the room with the doors shut.
count-your-change: Compare it to what? [quotes verse]
To Jesus passing through the locked door.