Literature Reference: 同尘敢是道门枢。—— 《和元员外题升平里新斋》 Mingling with the dust, one finds the pivot of the Dao. Source from 'He Yuan Wai Ti Shengping Li Xin Zhai'.
同: Identical; the same.
尘: Dust and loess.
Meaning: Mingling with the dust signifies humility, harmony, and inclusiveness.