오경
"Gu" names the "Yì-Jīng" Hexagram 18, which is translated as "Destruction" (Z.D. Sung 1935), "Work on What Has Been Spoiled [Decay]", "Decay" (John Blofeld 1965), "Degeneration" (Thomas Cleary 1986), "Poison, Destruction" (Wu Jing-Nuan 1991), and "Ills to Be Cured" (Richard John Lynn 1994). Wilhelm explains translating "decay" for .