Le mieux est l'ennemi du bien. (The best is the enemy of the good.)
In my terms: "Maximizing is the enemy of Satisficing."
And compare to
They were religions of the average, and the average is at war with the ideal.
Alfred North Whitehead
"Religion in the Making"
In my terms: "Satisficing is at war with Maximizing."
(Later, I'll explain how this relates to competing theories of economic growth: traditional theories that emphasize equalibrium vs. new theories that emphasize "continuing disequilibrium". Of course, "continuing" is a form of equilibrium. <grin>)