一、爱国主义——人类阶级社会“常青的主题”人们称爱国主义是人类阶级社会“常青的主题”。这是因为,古往今来,爱国主义为不同时期社会各阶级人们用来维护祖国统一和民族团结,抵御外来侵略和推动社会进步。爱国主义之所以能够成为“常青的主题”,又是因为各个时代的爱国主义 First, patriotism - the “evergreen theme” of human class society People call the patriotism the “evergreen theme” of the human class society. This is because, from ancient times, patriotism has been used by all classes of society in different periods to safeguard the unity of the motherland and national unity, to resist foreign aggression and promote social progress. The reason why patriotism can become an “evergreen theme” is because of the patriotism in various times