Your social media is a nightmare. People you know are going along with the propaganda. They are advocating for abolishing the police, or believe in omnipresent Systemic Racism, or say all white people are racist or have White Privilege. They encourage people to donate to extremist causes. They believe Antifa are good and think the violence is justified. Woke language is everywhere.
You never believed that so many people you know would go along with this.
You rightly wonder what might be achieved by public disagreement, other than make you the target of an angry mob and ostracization by (former) friends. You likely already know the answers to this, yet struggle to overcome your fear. I certainly do.
However, I have advice that should spark hope.
In the midst of this insanity, in-between all the posts, shares, and comments that evoke in you an understandable anger and despair, are the people that are silent. You do not see them, but they are there, watching this unfold, just ...