original sin

On our own, we cannot get back to the Garden. In the word picture of Genesis, angels with flaming swords block any path back.

Are we basically good? Are we fundamentally corrupt? Are there other options?

You might not buy the story that grounds Christianity’s doctrine of original sin. But if you take Christianity’s doctrine of original sin and put it side-by-side with Dr. Brown’s assertions about shame, guilt, and perfectionism, you'll find they line up more closely than you first expected.