When a man demanded that I leave my airplane seat because my granddaughter wouldn’t stop crying, I gathered my belongings, tears streaming down my face. But then, a teenage boy offered me his business-class seat. What happened next made the cruel man’s face go completely pale. I am 65 years old, and the past year of my life has been a blur of grief, sleepless nights, and constant worry. My daughter passed away shortly after giving birth to her daughter. She fought hard during delivery, but her body could not hold on. In just a few hours, I went from being a mother of a healthy adult daughter to the sole guardian of a newborn baby. What made things even more painful was what happened immediately after. My son-in-law, the baby’s father, could not cope. I saw him once holding his daughter in the hospital. He looked down at her fragile face, whispered something I couldn’t hear, then gently placed…