Cognitive load matters. Mullainathan and Shafir believe that scarcity imposes a similar mental tax, impairing our ability to perform well, and exercise self-control.

~ Farnam Street from,

Short of food: starving. Short of water: dehydration. Short of money: in debt. Short of time: over-committed. Short of attention: distracted, mindless. But also, short of outlets for creativity? Short of satisfaction? Short of peace? Short of meaning?