"The most popular post on Eli Pariser's blog on the day after he launched it was about Gandhi. Twelve people shared it. The post told the story of the talisman the revered Indian leader once gave to his grandson Arun, which listed the seven "blunders" he believed led to violence: Wealth without work. Pleasure without conscience. Knowledge without character. Commerce without morality. Science without humanity. Religion without sacrifice. Politics without principle."