Several senior members of the State Department with whom I spoke could not understand why anyone would want to read microdispatches from a trip to Twitter or, worse, from a State Department staff member’s child’s basketball game. But Secretary Clinton seemed neither troubled nor bewildered. “I think it’s to some extent pervasive now,” she told me in March. “It would be odd if the entire world were moving in that direction and the State Department were not.” Half of humanity is under 30, she reminded me. “Much of that world doesn’t really know as much as you might think about American values. One of the ways of breaking through is by having people who are doing the work of our government be human beings, be personalized, be relatable.