In light of the killing of the U.S. ambassador, it’s tempting to be pessimistic about Libya. But just a year after the fall of a long-standing tyrant, the country is moving on and has peacefully elected a new government. As it turns out, building a functioning state from scratch can be a good thing.

At first, Mexico's recent presidential election looked unpromising: the PRI, the country's long-dominant party, crept back into office, but with only 38 percent of the vote and no majority in Congress. Yet the campaign revealed just how much Mexicans actually agree on, and the new government is likely to pass long-overdue reforms.

In recent decades, the world has been rocked by revolutions in the digitization of computation and communication. Now the physical world is being digitized, thanks to new technologies that can turn data into things and things into data. Digital fabrication will let people build custom home furniture, living organs out of cells, and drones that can ?y out of a printer; science fiction is becoming industrial fact.