"First, smallpox isn't eradicated. Second just because some vaccines show positive results in reducing the spread of a particular disease, it doesn't mean that you should take the vaccination or that it is healthy to do so. Third, healthy people don't catch smallpox."
She stopped and thought. "Um. well, I love you and you love me," and she was satisfied that that was enough. "Well, sure, but is that the only way I'm better?" I probed further, looking to see if that was all it was. "No.
..the end of the story look at the video above ↑ ↑ ↑