No, xenophobia is not good.
Xenophobia is bad. People seem to think it can be corrected through social reform. But the reality is , no matter how many times you tell every child on earth 'Its OK to be different' and to cooperate with people who are percieved to be different, it will never undo the inherent hatred of the other ingrained in human programming. It will never go away. Maybe instead people should be educated about THAT. Not 'Its OK to be different' , but 'Since you're a monkey, when your brain decides someone doesnt belong in you're tribe, you are going to hate them. Its natural and its unavoidable. Think about that before you act. '