I often drive a section of about 2 miles of highway where I need to average 33 mph to arrive at a traffic light just turning green. Although the speed limit the

I often drive a section of about 2 miles of highway where I need to average 33 mph to arrive at a traffic light just turning green. Although the speed limit there was recently lowered from 55mph to 45mph, every other car drives well over 50mph, and it takes a lot of will power to maintain my much lower speed. You're right that speed limits often feel more like minima than maxima.