Full Idea
If I were to give an award for the single best idea anyone has ever had, I'd give it to Darwin.
Gist of Idea
Darwin's idea was the best idea ever
Source
Daniel C. Dennett (Darwin's Dangerous Idea [1995], §1.1)
Book Reference
Dennett,Daniel C.: 'Darwin's Dangerous Idea' [Penguin 1996], p.21