爱国主义

例句：

1. 1. He is a patriot who always supports his country's policies.
   他是一个总是支持自己国家政策的爱国者。
2. 2. Nationalism can lead to conflicts between different countries.
   民族主义可能导致不同国家之间的冲突。
3. 3. Patriotic acts of kindness have brought joy to many people.
   爱国的善举给许多人带来了快乐。