>a sensed event affects the internalized nature of the
>experience and in a feedback loop, the internalized nature of the
>experience affects our perception, and so on. [...]
>I'm reminded of the adage (and Eric Watt Forste's well-considered
>sign-off line) "Expectation foils perception."
And, completing the epistemological loop mentioned above, perhaps a
fortiori, "expectation *enables* perception".
Damien Broderick