Here's a classic discussion of goal orientation in flying...as usual flying and diving are activities that have many similarities. It is not the goal that's bad but the tendency to focus on it in an obsessive way...in a cave the survey process comes to mind.
http://asrs.arc.nasa.gov/docs/cb/cb_275.pdf
"With regard to cave diving, the great thing is to be carried where you could not have imagined you would ever be, and then to come back alive."
"Wilderness. The word itself is music." Abbey, Desert Solitaire
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