the common touch idiom
（重要人物或富人的）平易近人的品质，亲民作风
the ability of an important or rich person to communicate well with and understand ordinary people
It was always said of the Princess that she had the common touch and that was why she was so well loved by the people. 人人都说王妃平易近人，也正是因为这一点她才会如此深受民众的爱戴。