Blessed are they who are persecuted for the sake of righteousness, for theirs is the kingdom of heaven.
Blessed are you when they insult you and persecute you and utter every kind of evil against you (falsely) because of me.
Rejoice and be glad, for your reward will be great in heaven. Thus they persecuted the prophets who were before you.
It is indeed good to have clear, rather than blurred lines. For people to be hot or cold, rather than lukewarm...