We’ve talked before about how the ancient Chinese story about the bitten peach became a euphemism for homosexual love, but it isn’t the only ancient Chinese story about an emperor and another guy falling in love that has essentially been trimmed down to a short coded phrase — in this case “the passion of the cut sleeve.” I know, I know, it sounds like it’s about an enthusiastic but inept tailor. It’s not — it’s about Emperor Ai of Han.