这句英语怎样运用:be concerned about one's country and one's people,

问题描述:

这句英语怎样运用:be concerned about one's country and one's people,
其人忧国忧民,
使用的时候怎样说?
语境:杜甫,唐代最伟大的现实主义诗人,一生绝大部分时间都生活在民间,生活困苦,其人忧国忧民,人格高尚,诗艺精湛,被奉为"诗圣"。

前面加个主语就行了,Du Fu was concerned about his country and his people.