My dad has always been a towering figure in my life. At 6’3 he has always stood taller than me and I’ve always looked up to him as an example of iron willpower and determination.

I grew up watching him wake up at 7 a.m. every day, only to come home late at night covered in dust and sweat after performing back-breaking construction work. Two years ago, when he was 52, my father received devastating news — he was diagnosed with the most aggressive form of degenerative arthritis in both hip joints.

The Supreme Court has a moral responsibility. It holds in its power the aspirations of millions of immigrant families who work hard every day to build a better future for themselves and their children, as well as the ability to determine their physical well-being and survival.

– Thomas Kennedy

The doctors were clear: He would lose his ability to walk in a few months if he did not receive hip replacement surgery.

At that moment, more than a decade of...