The people, no. The cultures? I believe so. If you're taught your entire life that X is completely acceptable, and you arrive as an immigrant and don't want to

The people, no. The cultures? I believe so. If you're taught your entire life that X is completely acceptable, and you arrive as an immigrant and don't want to adapt your beliefs/values to your new country's then it is a problem. Replace X with anything that you would find inappropriate in your current country - forced marriages, India's caste system, etc and I think you'll see what I mean.