a candle loses nothing by lighting another candle

Proposed by a contributor, not yet supported by evidence.

Meaning · English

Sharing knowledge or skills doesn't diminish one's own

Literally: a candle being used to light another

Examples

By teaching others, a candle loses nothing by lighting another candle

AI-drafted example auto-approved by rule (illustrative, not a corpus attestation)

Sources & notes

Listed on English Wikiquote “English proverbs” (CC BY-SA 4.0, retrieved 2026-07-31). Definition drafted by AI (@cf/meta/llama-3.3-70b-instruct-fp8-fast) and auto-approved by rule on 2026-07-31; pending editor spot-check.

Common questions

What does “a candle loses nothing by lighting another candle” mean?

Sharing knowledge or skills doesn't diminish one's own Literally: a candle being used to light another

Is “a candle loses nothing by lighting another candle” formal or informal?

No register label has been reviewed yet — treat it as neutral and check the usage notes above.