Survival instincts

I found this a fascinating statement from a Christian, particularly a Reformed, but I know from my own experience, it is probably true:

"We do not need the grace of God to withstand crises— human nature and pride are sufficient for us to face the stress and strain magnificently. But it does require the supernatural grace of God to live twenty-four hours of every day as a saint, going through drudgery, and living an ordinary, unnoticed, and ignored existence as a disciple of Jesus."

Utmost