if someone says something offensive to you when in a group setting, instead of getting mad, say "I'm sorry what did you say?" having to repeat it now everyone is focusing on them is far more effective in making them realise how offensive they are than directly challenging them.

  if someone says something offensive to you when in a group setting, instead of getting mad, say "I'm sorry what did you say?" having to repeat it now everyone is focusing on them is far more effective in making them realise how offensive they are than directly challenging them.