In mountaineering, is a "tunnel-vision" obsession with reaching the top of a peak at all costs.
It is often fueled by "sunk-cost" thinking—the idea that because so much time, money, and effort have been invested, turning back is not an option. Summit Fever
Experts and veteran climbers suggest several strategies to combat this dangerous urge: and effort have been invested
The intensity of this mindset has inspired several creative works: Summit Fever