Who should be held responsible for the death of the 17-year-old boy after tonsil surgery at an unregistered clinic in Kannur, Kerala, India?

Is it okay to ignore people in public? My psy says it’s normal, but when I do, people give me predatory looks. They seem irritated when I don’t look at them, even though I glance at them briefly. They insult me and call me “Maximum!”.What’s going on?
How do you deal with comments from people who think getting married after 30 is too late? What's the best way to respond?