quote · Legacy record
The human organism is built for tension and relaxation, work and sleep. The principle of life is rhythm.
The human organism is built for tension and relaxation, work and sleep. The principle of life is rhythm.
Approximate author period: c. 1959 AD · modern
Meaning not yet available
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Begin with source-checked readings and explanations ↗Attribution & collection notes
- Author or tradition
- Mary Roach
Attribution: attributed - Country attributed
- Not established
A country attribution does not establish the earliest origin. - Historical period
- Approximate author period: c. 1959 AD · modern
Approximate author-period anchor from documented birth year 1959; activity date not established; Wikidata Q444136, https://www.wikidata.org/wiki/Q444136 (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 107443; supplied attribution, independently unverified
A collection's publication date can be later than the words it records.