📖 Meaning
To thoroughly investigate and trace something back to its ultimate origin or root cause. It emphasizes leaving no stone unturned in the pursuit of fundamental understanding. The idiom conveys a rigorous, exhaustive approach to uncovering where something truly begins.
📜 Origin Story
This idiom is a classical compound formed from two near-synonymous pairs: 极本 (to exhaust the root) and 穷源 (to trace the source to its end). Both 极 and 穷 carry the sense of pushing inquiry to its furthest limit. The phrase reflects the traditional Chinese scholarly ideal of tracing any phenomenon back to its fundamental cause. It does not derive from a single identifiable text but echoes the investigative spirit found in Song-dynasty Neo-Confucian discourse, where scholars prized exhaustive inquiry into principle (理).
💡 Example Usage
研究历史要极本穷源，才能理清事件的来龙去脉。
In studying history one must trace every matter back to its very root before the full sequence of events becomes clear.
🏷️ Category
➕ Similar Idioms
➖ Opposite Idioms
🔤 Quick Facts
- Chinese: 极本穷源
- Pinyin: jí běn qióng yuán
- Literal Translation: exhaust the root, trace the source
- Category: Logic
- Characters: 4