Treadmills. For as well as they can bear us up and move us along they can certainly be hard to spot in our everyday lives.
My big "for instance" here is public education. Most parents think nothing about sending their children to their local public school. We didn't. We even moved to a neighborhood with a 'better' public school for our babies to attend when they got old enough. In fact, it never occurred to either David or I there might be another option until our oldest son, suffering at the hands of classroom bullies - including his teacher - begged me to pull him out and school him at home.
