This is my way to say: you can choose to protect yourself, sure.
But laws can be changed, fast and easy. Particularly and actually always, when it serves the people in power and the system globally.
Edit: Because I can't reply to the child comment:
> Maybe because a mask without eye protection doesn't help when the US government sprays irritants straight into the faces of their citizens?
They sell goggles and other eye protection in the next aisle at Home Depot.