Charles Darwin · every age
What was Charles Darwin doing at 72?
Boarded the Beagle at 22, published his big idea at 50
- c. 1881
His last book, on earthworms, at 72
It sold faster at first than the Origin had.
Source: en.wikipedia.org
Others at 72
Portrait: Photo: Maull & Fox (c. 1854), public domain, via Wikimedia Commons · source