In the city of Mysore, India, there’s a school made of two refurbished train cars connected end-to-end. Local educators teamed up with the South Western Railways Company to buy and remodel the discarded coaches. The units were essentially large metal boxes, unusable until workers installed stairways, fans, lights, and desks. Workers also painted the walls and added colorful murals inside and out. Now, sixty students attend classes there because of the amazing transformation that took place.

Something even more amazing takes place when we follow the apostle Paul’s command to “be transformed by the renewing of your mind” (Romans 12:2). As…