病ㄅㄧㄥˋbìng來ㄌㄞˊlái如ㄖㄨˊrú山ㄕㄢshān倒ㄉㄠˇdǎo，病ㄅㄧㄥˋbìng去ㄑㄩˋqù如ㄖㄨˊrú抽ㄔㄡchōu絲ㄙsī

  1. （諺語）​指疾病來得快，恢復得慢。《紅樓夢·第五二回》：「你太性急了！俗語說：『病來如山倒，病去如抽絲。』又不是老君的仙丹，那有這樣靈藥！」

英sickness comes like a landslide, but goes slowly like spinning silk (idiom)​; expect to convalesce slowly