Let me rephrase that somehow. If you have a remedy that fixes the symptoms but not real cure for cancer, and the guy in indonesia does not, on average you have

Let me rephrase that somehow. If you have a remedy that fixes the symptoms but not real cure for cancer, and the guy in indonesia does not, on average you have half a remedy. If you have a cure for cancer and the guy in indonesia does not, life on average is a whole lot better because the guy in indonesia can hope to get the cure himself in a few years.