Write something for publication and you’re exposing yourself to people.
Express an unpopular opinion, as you inevitably will sometime, and those people are perfectly entitled to say terrible things about you.
The way to deal with the intestinal discomfort which mockery causes is to understand yourself better. You are there to supply information. But you are human, and other humans think differently to the way you think. Don’t worry about it.
Magazines are a great place for this illuminating process to occur because they are beautiful and ephemeral.
Tensions run high between the writer and the reader. ‘Twas ever thus.