hospitals, away from folks like me and my colleagues. our immune system is more complicated than just antibodies. it works to prevent severe illness. losing that plot, brian, is the difference between psychologically immersion from this pandemic and staying mired in it. no vaccine, i say this as a pulmonologist, against a contagious respiratory virus has ever currently in terms of the vaccines that exist with covid-19 or will ever exist, no vaccine against a contagious respiratory virus will prevent a positive test. that's not that they are designed to do. or mild symptoms. take the flu shot. preventing severe illness, not mild symptoms or a positive test. we are coming around to accept that reality. normalcy requires us getting real with people about proper expectations. we need to get people comfortable with the concept you might test positive even if you get three doses in. it's okay. you might have mild symptoms and