QuoteQuest“The entire evolutionary record on our planet, particularly the record contained in fossil endocasts, illustrates a progressive tendency toward intelligence. There is nothing mysterious about this: smart organisms by and large survive better and leave more offspring than stupid ones.”
Verification
AttributedRecorded by a reliable secondary source; exact wording may differ.
Imported from Wikiquote; not yet checked by QuoteQuest against the original source.
Source
- Title
- Wikiquote: Carl Sagan
- Type
- reference · Secondary source
- Held by
- Wikiquote
Context
Chapter 9, “Knowledge is Our Destiny: Terrestrial and Extraterrestrial Intelligence” (p. 240)
Cite this source
Sagan, Carl. (n.d.). Wikiquote: Carl Sagan. Wikiquote. https://en.wikiquote.org/wiki/Carl_Sagan
Check citations against your institution's style guide; some details may be missing.
Provenance: Wikiquote (CC BY-SA)