Full Idea
All brains are, in essence, anticipation machines.
Gist of Idea
Brains are essentially anticipation machines
Source
Daniel C. Dennett (Consciousness Explained [1991], 7.2)
Book Reference
Dennett,Daniel C.: 'Consciousness Explained' [Penguin 1993], p.177
A Reaction
This would necessarily, I take it, make them induction machines. So brains will only evolve in a world where induction is possible, which is one where there a lot of immediately apprehensible regularities.