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When you know something, you know it, and when you don't, you'd better learn. And in the meantime, you should keep quiet, or at least speak only when what you say will advance the learning process.

When you know something, you know it, and when you don't, you'd better learn. And in the meantime, you should keep quiet, or at least speak only when what you say will advance the learning process.

Approximate author period: c. 1978 AD · modern

Meaning not yet available

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Attribution & collection notes
Author or tradition
Roberto Bolaño
Attribution: attributed
Country attributed
Not established
A country attribution does not establish the earliest origin.
Historical period
Approximate author period: c. 1978 AD · modern
Approximate author-period anchor from life dates 1953 to 2003; Wikidata Q297532, https://www.wikidata.org/wiki/Q297532 (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 175150; supplied attribution, independently unverified

A collection's publication date can be later than the words it records.