The solution isn’t to censor. How does one decide what should be censored and what should be allowed? We are refining what we know and altogether dropping wrong

The solution isn’t to censor. How does one decide what should be censored and what should be allowed? We are refining what we know and altogether dropping wrong ideas for new ones. What is the goal of censorship? There was a time when those who suggested the Earth revolved around the sun were censored and attacked.