筠州洞山悟本禪師語錄 1.72

1.72

師曰：「闍黎因甚顛倒？」云：「甚麼處是學人顛倒？」師曰：「若不顛倒，因甚麼却認奴作郎？」云：「如何是本來面目？」師曰：「不行鳥道。」

The Master said, "Ācārya, why are you upside-down?" The monk said, "Where is this student upside-down?" The Master said, "If not upside-down, why then take a slave for the master?" The monk said, "What is the original face?" The Master said, "Not walking the bird's path."