What has God revealed about himself, ourselves, and salvation? What else do we need to know, and how does it fit together?

How can we know, and show, that Christianity is true, that other religions are false—and that everyone must believe this?

Its authority and truthfulness, creation and preservation, translation and interpretation.

What can we discover from the world God has put us in, using the rules of reasoning he has built into us?

How has God built his people up until today? What mistakes have we made, and what triumphs can we celebrate?