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I wonder how he remains calm. I might just break down and lose it if people talked to me like that.

I decided a long time ago that if I didn't laugh at the nonsense that goes on I would be crying.

Trolls and rude people are everywhere. The best way to combat cyberbullying like this is to ignore it. Some people have so shame when they hide behind a keyboard.

There's always the mute/ignore button.

Simple advice but still very effective.