TushíZG ng, explanation: cut down on meals to show frugality. It refers to honesty. The source of The Book of Songs Zhao Nan Lamb: "Refusing to eat is self-serving and cheating is a snake."
Retreat like a mountain, Tuì rú sh ā nyi, a metaphor for being calm when encountering changes. The source of Woods' response: "Keep a spent force and retreat like a mountain."
Tui cá ngyú mí means to retreat and hide in a secret place without showing any trace.