When a friend cared for her housebound mother-in-law, she asked her what she longed for the most. Her mother-in-law said, “For my feet to be washed.” My friend admitted, “How I hated that job! Each time she asked me to do it I was resentful, and would ask God to hide my feelings from her.”

But one day her grumbling attitude changed in a flash. As she got out the bowl and towel and knelt at her mother-in-law’s feet, she said, “I looked up, and for a moment I felt like I was washing the feet of Jesus Himself. She was…