Myth 1: Catholic means that which is believed in all places, even during an isolated time of Church history.
Truth: Catholic is that which is believed everywhere, always and by all.
Myth 2: Church History is like a pendulum that swings back and forth between conservative and liberal.
Truth: Church history is politically unstable, but dogmatically quite stable, except for two unique doctrinal crises in Church history. Even in these periods, the Magisterium remains untouched.