"The practice of joy is reclaiming how to be safe in a moment, even when the world is not safe." Physician, author, and global trauma worker Dr. Tanmeet Sethi has spent decades sitting with suffering—in disaster zones, in exam rooms, and in her own home after her son was diagnosed with Duchenne muscular dystrophy, which progressively destroys muscle tissue and is fatal. She talks about receiving that diagnosis, while nine months pregnant with her third child, in her New York