As a matter of fact, mankind now possesses for the first time the tools and knowledge to create whatever kind of world he wants... - Robert D. Putnam

People divorced from community, occupation, and association are first and foremost among the supporters of extremism.

Without succumbing to political nightmares, we might ponder whether the bleak, socially estranged future facing poor kids in America today could have unanticipated political consequences tomorrow. So quite apart from the danger that the opportunity gap poses to American prosperity, it also undermines our democracy and perhaps even our political stability.

In the quarter century between 1979 and 2005, average after-tax income (adjusted for inflation) grew by $900 a year for the bottom fifth of American households, by $8,700 a year for the middle fifth, and by $745,000 a year for the top 1 percent of households.