If he were allowed contact with foreigners he would discover that they are creatures similar to himself and that most of what he has been told about them is lies. The sealed world in which he lives would be broken, and the fear, hatred and self-righteousness on which his morale depends might evaporate.
George OrwellPatriotism is usually stronger than class hatred, and always stronger than internationalism.
George OrwellAnd in the general hardening of outlook that set in ... practices which had been long abandoned ... -- imprisonment without trial, the use of war prisoners as slaves, public executions, torture to extract confessions, the use of hostages and the deportation of whole populations -- not only became common again, but were tolerated and even defended by people who considered themselves enlightened and progressive.
George Orwell