The phrase 'change the world' is tossed around Silicon Valley conversations and business plans as freely as talk of 'early-stage investing' and 'beta tests.'
If the presidential nominating process were an international sports competition, one would assume that top officials of both parties were taking envelopes of cash from town chairs in Durham and precinct captains in Waterloo.
Together, Apple and Walmart represent the intense separation of American life into blue and red, rich and poor, overpriced and undersold, hyperconnected and left behind.
America's vast population of working poor can only get so poor before even Walmart is out of reach.
I've read a lot of war writing, even World War I writing, the British war poetry of Wilfred Owen and Siegfried Sassoon, Robert Graves's memoir 'Goodbye to All That,' and a civilian memoir, 'Testament of Youth,' by Vera Brittain.
Often, foreign policy - which, by definition, is largely out of American control - is simply a matter of not doing the wrong thing, the unwise thing.