Interview: Proving That God Exists Without Opening a Bible

How human reason alone can lay a pathway from doubt to belief.

Many skeptics are open to the possibility that God exists, but they’re uncomfortable affirming it on the basis of biblical authority or faith alone. The good news, says Azusa Pacific University philosophy professor Joshua Rasmussen, is that they don’t have to. In How Reason Can Lead to God: A Philosopher’s Bridge to Faith, Rasmussen shows how human reason and experience lay down a pathway to theistic belief, revealing a divine being very much like the God of the Bible. Lydia McGrew, analytic philosopher and author of Hidden in Plain View: Undesigned Coincidences in the Gospels and Acts, spoke with Rasmussen about shepherding nonbelievers along this “bridge of reason.”

You describe your book, in the subtitle, as “a philosopher’s bridge to faith.” Are non-philosophers supposed to be part of your intended audience?

I want this book to touch—and even transform—everyone who seeks truth about God. As I wrote, I imagined different characters stepping onto a bridge. Some characters come to the bridge as young seekers, while others are seasoned professionals. I call this “the bridge of reason.” Every step on this bridge is composed of common experience and universal principles of reason. You can think of each step as foundational to a kind of argument for an aspect of God. For example, the chapter “Foundation of Mind” is about arguments for God’s mind. I use plain terms: No technical jargon, no appeals to authority. Every step is about something you can test for yourself.

Yet the bridge goes past the edges of my field. Philosophers will recognize pieces that add to current conversations. I’ve also included a special argument at the end, in …

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