Defines intelligence as Squeezing the future into a constrained region, which is a useful characterization.

When we consider that Knowledge is testable prediction, then we can understand that intelligence is essentially the act of Squeezing the future into a constrained region.

“This may seem like an obvious point, if you’ve been following Overcoming Bias this whole time; but if you look at Shane Legg’s collection of 71 definitions of intelligence, you’ll see that “squeezing the future into a constrained region” is a less obvious reply than it seems.” (Eliezer Yudkowsky, Rationality)

Relevant for Squeezing the future into a constrained region