The gospel of Christ offers a greater vision of liberty than resorting to defining ourselves. The gospel rests on the promise that God, who on the sixth day spoke us into being, beheld us, and called us very good.
Invest time in personal relationships with non-Christians. The Enlightenment was fundamentally mistaken in supposing that reason is the key driver of history and human decisions. It is not.
The Church Fathers invite us to teach the faith in ways that emerge out of patient readings and re-readings of Scripture.