Curiosity is a necessary part of survival .

Nick Woolf
Emeritus professor of astronomy
University of Arizona

Nick Woolf Astronomer Star Men - Nick Woolf - Curiosity - Quote

https://www.as.arizona.edu/people/faculty/neville-j-woolf
http://www.starmen.space/astronomers
http://www.skyatnightmagazine.com/blog/iain-todd/film-review-star-men