It may seem a perverse subject for meditation on inauguration day for Donald J. Trump, but I'd like to take a Big Picture look at the woman who conspicuously isn't the center of today's ceremonies, Hillary Rodham Clinton. Think back on 2007, the early jockeying on the Democratic side, before any actual primaries or even caucuses had been held. HRC at that time was using the phrase "help make history." Support for her was helping to make history. She wasn't using the phrase "glass ceiling" much in that cycle, but the appeal suggested by the phrase was the same. This would have been a perfectly sensible appeal for her to make, if the chief intra-party opponent had turned out to be Christopher Dodd or Joseph Biden, just another WASPy white guy. It might have been somewhat less sensible if the intra-party opposition had coalesced around, say, Joseph Lieberman or Bernie Sanders. But we'll get back to that. A less hypothetical point is this: th...