He who knows does not speak. He who speaks does not know – Laozi, Chinese philosopher (604 BC – c. 531 BC)
Proposed by a contributor, not yet supported by evidence.
Meaning · English
Those who truly understand something rarely talk about it
Nghĩa · Tiếng Việt
Những người thật sự hiểu biết thường ít nói về nó
Machine-translated — suggest a fix
Where it’s used:
Used
Widespread English
Sources & notes
Listed on Wikipedia “List of proverbial phrases” (CC BY-SA 4.0, retrieved 2026-07-29); definition pending editorial review. Definition drafted by AI (@cf/meta/llama-3.3-70b-instruct-fp8-fast) and auto-approved by rule on 2026-07-30; pending editor spot-check.
Common questions
What does “He who knows does not speak. He who speaks does not know – Laozi, Chinese philosopher (604 BC – c. 531 BC)” mean?
Those who truly understand something rarely talk about it
Is “He who knows does not speak. He who speaks does not know – Laozi, Chinese philosopher (604 BC – c. 531 BC)” formal or informal?
No register label has been reviewed yet — treat it as neutral and check the usage notes above.