On July 4, 1845, Thoreau moved into the cabin on Walden Pond. Soon after, Harvard asked what he had been up to and Thoreau detailed his adventures for his alma mater.
Humanity's age-old social network, which we benefit from and which we extend to others, is fueled by kindness. Researchers now believe that kindness is a powerful, self-reinforcing force.
Even primitive humans left data trails in the form of footsteps, campfires, and arrowheads. But in the digital age, we are constantly generating data. Search engines and advertisers tap it. So does the National Security Agency. Convenience and security are the upside. Loss of privacy is the downside.
So you bought a Kindle, but now don't want to pay a lot of money to fill it with books. As usual, our personal finance expert has a solution to your problem. He's compiled a list of 28 free books that are both economical, and enjoyable.