They start to judge each other based on this
When international students all come to one place, they should be told about the openness of some cultures, because it is totally new to them. So they start to judge each other based of this [...]: [T]his [may] seem to be a trivial matter [but] I think it's big. This judgment may make people feel uncomfortable, and this is also the part of like judging somebody, [right]? [S]o I just want to add, although it seems like a very trivial matter, it should be, like, confronted. It should be done.