I'm quite happy with people wearing masks voluntarily but I refuse to wear one if they are compulsory (as they are in Israel).
While they may have some benefits if worn precisely right and replaced regularly (which almost no one does) they also have big negatives including depersonalising, undermining social cohesion and generally making people look scary and ugly.
The first statement in the Hypocratic Oath is "First, do no harm." So many COVID measures have caused enormous harm, often with little or no benefit.