Please don't respond to a bad comment by breaking the site guidelines yourself. That only makes things worse.

https://news.ycombinator.com/newsguidelines.html

Sorry.

Related, this persons entire post history is full of weird hate rhetorics. Why allow them to continue having comment privileges on the site? It seems all they do is provoke.

Seems like it has already been banned.

https://news.ycombinator.com/item?id=47028370