[exch]

Having things be complex and messy is hardly ideal, but I think Neil deGrasse Tyson's sentiment is important to keep in mind: The universe is under no obligation to make sense to you.

But as cshimmin mentioned, we already unified electricity and magnetism. I am reasonably confident we'll find something equally nice and elegant for the rest. Maybe not tomorrow, or in a hundred years, but it'll happen. If only because we're too stubborn a species to let it be.