I always think it shows someone's personal issues/insecurities when they behave in a gloating manner. Also I'd add that I myself over the last few days got into a bit of a state about the election and it was all I could think about. I realise now you can't think based on such huge assumptions about the other half, whether that be people who voted for Hillary, Bernie, or even Brexit. There is wisdom to be found in the strangest places and you have to keep an open mind.
This movement is not immune to prejudice and dogmatic thinking anymore than any other movement is. I get the feeling a lot of people here are susceptible to thinking in win/lose binary terms, like for example Hillary wins = we lose, Trump wins = end of social justice, muslims come here = end of the West. I don't know where this binary thinking comes from but its not how the real world works and it is actually quite hindering to think like this