ㄒㄧㄢˋxiànㄕㄣshēnㄕㄨㄛshuōㄈㄚˇ

  1. 觀世音菩薩教導眾生眾生不同因緣適當各種身分妙法蓮華經·觀世音菩薩普門品》。比喻親身經歷例證勸導別人自己多年經驗現身說法可貴。」

to talk from one's personal experience, to use oneself as an example