But even the most powerful seachanges in the mechanics of everyday life may do little more than just refine our perspective on what remain durably fixed ideas and ideals.
It would be unreasonable to expect specialist credit analysts to be able to accurately predict sudden seachanges in the macroeconomic climate when such insight has eluded even the Federal Reserve.
"Even though they seem far away, changes in the polar regions could have an impact on both hemispheres, with sea level rise and changes in climate patterns, " he said.