Elon Musk stressed on free speech in his tweet saying, "Free speech is the bedrock of a functioning democracy and Twitter is the digital town square where matters vital to the future of humanity are debated."
source https://www.jagranjosh.com/current-affairs/what-will-elon-musk-do-with-twitter-know-his-proposed-plan-to-transform-microblogging-platform-1650954592-1