Parental wealth is especially important for social mobility, because it can provide informal insurance that allows kids to take more risks in search … - Robert D. Putnam

Delayed parenting helps kids, because older parents are generally better equipped to support their kids, both materially and emotionally.

The timing of the Internet explosion means that it cannot possibly be causally linked to the crumbling of social connectedness described in previous chapters. Voting, giving, trusting, meeting, visiting, and so on had all begun to decline while Bill Gates was still in grade school.

Financial capital - the wherewithal for mass marketing - has steadily replaced social capital - that is, grassroots citizen networks - as the coin of the realm.