It's irresponsible to not be vaccinated.
Ann's doctor recommends her to get a flu shot so that she can be well protected from the coming flu season.
Ann wants to react to the flu season.
Ann gets the flu shot before the flu season comes.
Ann takes vitamin C every day thinking that her immune system will be strong enough to fight the flu.
Ann does not get infected during the flu season and her coworker admires her smart decision.
Ann caught the flu and infected her coworker too.