Definition
This idiom is used to express that one is fortunate not to have experienced someone else's misfortune, implying that it could have easily happened to them.
Seeing the news report about that terrible car accident, I couldn't help but think: there but for the grace of God go I, I could have been in that car.
When I heard about his job loss, I thought to myself: there but for the grace of God go I, I could easily have lost my job too.
She was hospitalized due to illness, which reminds us: there but for the grace of God go I, we all could be in the same predicament.