In our case, finding a Lucy is unique. No one will ever find another Lucy. You can't order one from a biological supply house. It's a unique discovery, a unique specimen.
-- Donald Johanson
   
Donald Johanson   Name:
Donald Johanson
Type:
Scientist
Nationality:
American
Birth:
June 28, 1943
https://www.nutquote.com/quote/Donald_Johanson