Yet surely the only thing wrong is to do wrong.

The Catholic Answers

And is not one doing wrong when he refuses to bother about doctrinal belief? Why did Christ say, “He that believes shall be saved?” Why did He send the Apostles to teach doctrine? Not only are good works required, but also the true faith.

Radio Replies Volume 1 by Rev. Dr. Leslie Rumble MSC and Rev. Charles Mortimer Carty