The Pharisees thought their standing in the temple would save them, too.
We are not saved by an ecclesiastic hierarchy of fallen men. We are saved by Jesus Christ paying for every one of our sins in full, by the will of God for the glory of God.
Christ did not say to believe in mysticism and tyranny; in fables about Mary or lies about "another Christ."
He said "Believe in me and my righteousness; in the work I do on the cross for your sake.
"Being confident of this very thing, that he which hath begun a good work in you will perform it until the day of Jesus Christ" -- Phil. 1:6