In Romans 4, Paul refers to the extraordinary faith that Abraham had, which was credited to him as righteousness (Genesis 15:6). Paul says that "Abraham did not waver through unbelief regarding the promise of God". But in the life of Abraham, we see this roller-coaster ride of faith and belief to doubt and unbelief. What do we make of this? What does God make of this? And how does this guide us in our reading of Paul's reflection and understanding of faith shared in Romans?