Often,the brains response is to create its own input, in the form of a hallucination.

VOA: special.2010.02.24

Energy is a traded commodity, but it is important also the political input we put into this project."

VOA: standard.2009.05.08

"In terms of diplomacy and conflict resolution, he did say that resolving the Israeli-Palestinian issue was a major input, and he immediately named Senator George Mitchell as his envoy in order to work on that particular issue,"

VOA: standard.2009.04.24