It's really a simple logic: it's hard to enforce strict social distance, and it is hard to know if someone, even myself, is contagious. And there are so many un

It's really a simple logic: it's hard to enforce strict social distance, and it is hard to know if someone, even myself, is contagious. And there are so many uncertainties. What if I was contagious, and sneezed when someone is in front of me but 6 feet away? What if someone beside me thought Covid-19 was just another type of flu and couldn't care less even though she was already symptomatic? Really, weakness and ignorance are not barriers of survival. Arrogance is.