You're living in the past. Yes, the American judicial system used to be fairly reliable ... a defendant could get a fair trial. But your adage about holding one's tongue doesn't apply anymore.
Now, with the criminals in charge, their friends go free and their political enemies pay - with time, money, and reputation. If a person doesn't speak up these days, the criminals will carry on unfettered, wreaking all the damage they could hope for on their enemy.
Trump is making the right moves for today's reality.
I sadly, agree with you. I don’t think people realize how far down the rabbit hole we really are.