I have had to work long and hard to eradicate the dangerous delusion that, in a bad position, I could always, or nearly always, conjure up some unexpected combination to extricate me from my difficulties.
Even if there is only one possible unified theory, it is just a set of rules and equations. What is it that breathes fire into the equations and makes a universe for them to describe?
I think it was lucky that during most of the work on the Odyssey I lived on Homer's sea in houses that were, in one case, shaken by the impact of the Mediterranean winter storms on the rocks below.