quote · Legacy record
The product of mental labor - science - always stands far below its value, because the labor-time necessary to reproduce it has no relation at all to the labor-time required for its original production.
The product of mental labor - science - always stands far below its value, because the labor-time necessary to reproduce it has no relation at all to the labor-time required for its original production.
Approximate author period: c. 1850 AD · industrial
Meaning not yet available
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Begin with source-checked readings and explanations ↗Attribution & collection notes
- Author or tradition
- Karl Marx
Attribution: attributed - Country attributed
- Not established
A country attribution does not establish the earliest origin. - Historical period
- Approximate author period: c. 1850 AD · industrial
Approximate author-period anchor from life dates 1818 to 1883; Wikidata Q9061, https://www.wikidata.org/wiki/Q9061 (accessed 2026-10-08). Not a quotation composition date.
An author lifetime, approximate period or collection date is not necessarily the date when these words were first written or spoken. - Recorded source
- Contributor-provided quotation collection
Supplied reference C; CSV row 442611; supplied attribution, independently unverified
A collection's publication date can be later than the words it records.