Althouse provides some takes on the NYT article about the teacher who, because of fear of the COVID virus, does not want to go back to the classroom.
There are many jobs that could make similar arguments: police officers, firefighters, nurses, doctors, grocery store workers, postal workers, highway crews, plumbers, etc.
You take appropriate precautions and do the work. As a management consultant, I meet with some clients via Zoom and with others in person. The in-person meetings involve sanitized conference rooms and distancing. I feel safer than in a drugstore.
Is there an absence of risk? No, but there never is. Mega-risk is when there is a pandemic and your society has collapsed because no one is at work.