I hope you're trying to be sarcastic with this question. If not, you really need to do some research. Thx.
He is the Holy Father, right? The Holy See who sees all and knows all? The only one who can interpret his own words written in the Bible?
The pope can do all things God can do.
Pope Clement VI., Acta Clementis, c. 1350; cited in the Roman Catholic publication: Granfield, Patrick, The Limits of the Papacy, NY: Crossroad, 1987; p.36.
Of course, that might be taken out of context.