Hatred is corrosive of a person's wisdom and conscience; the mentality of enmity can poison a nation's spirit, instigate brutal life and death struggles, destroy a society's tolerance and humanity, and block a nation's progress to freedom and democracy.
Free expression is the base of human rights, the root of human nature and the mother of truth. To kill free speech is to insult human rights, to stifle human nature and to suppress truth.