Typically , it is limited by prohibitions against libel , defamation , obscenity , judicial or parliamentary privilege and the like .
一般而言，诽谤、言论中伤、淫秽、司法言论或者议会特权等方面言论自由是受到限制的。
We must neither be hostage to our reactionary instincts , nor must we remain completely silent in the face of the systematic defamation of our values and beliefs .
