live on the land and eat what it produces 〔said to express one’s gratitude to the monarch〕/食土之毛，谁非君臣？ (《左传·昭六年》)What individual of all whom the ground supports is there that is not the ruler’s subject?
食毛践土shí máo jiàn tǔ
毛：指地上生长的植物，也指谷物；践：踏，踩；土：这里指国土。所吃的东西，所居住的土地都是国君的；也表示生活在某个区域，应该对帝王感恩戴德。live in the land and eat what it produces, live on the land and eat what it produces