When the good emperor hunts, he leaves the prey an escape route. For all natural resources, including animals, the watchword is "there is a time to take, and be sparing in use."
因此仁君打獵的態度是「春田不圍澤，不掩群」，意指打獵絕不一網打盡，總會留一缺口做為動物逃生之路；對自然資源（當然包括動物）的使用，是「取之有時，用之有節」。