>Don't all 18 year olds think they know how to run the world? Actually this seems to be a recent innovation, no more than about 100 years old. In preindustrial times teenage kids were junior members of the adult world and comparatively well aware of their shortcomings.

This idea is fleshed out in the writing of John Taylor Gatto, a former Teacher of the Year who disagrees with near everything about modern education.

http://www.johntaylorgatto.com/underground/toc1.htm