Peter is REALLY Satan
Pharisees are REALLY serpents
Mary REALLY did have another son - John
Samaritans are REALLY dogs
He also said...
Get thee behind me SATAN.
"You snakes! You brood of vipers! How will you escape being condemned to hell?
"First let the children eat all they want," he told her, "for it is not right to take the children's bread and toss it to their dogs."
You blind men! Which is greater: the gift, or the altar that makes the gift sacred?
When Jesus saw his mother there, and the disciple whom he loved standing nearby, he said to her, Woman, here is your son, 27 and to the disciple, Here is your mother. From that time on, this disciple took her into his home.
Then it follows logically that...
Peter is REALLY Satan
A simple clear statement like, "This is my body" isn't at all the same as the typical silly comparisons those who deny the power of the Holy Spirit try to compare it to but that's OK since by agreeing with the other two things I mention makes my point for me.