If you stress differences, there will be conflict, because everyone will want to prove he is stronger than the others. This isn't as good as finding things in common, so that everyone can peacefully coexist and deal with each other as equals.
強調不同，就會有爭執，因為每個人都想證明自己比別人強；不如找出相同的東西，讓大家和平相對待。