Definition of "exceptionalism"

If Covid-19 eventually imbues human beings with some humility, it’s possible that we will, after all, be receptive to the lessons of this lethal pandemic. Or perhaps we will sink back into our culture of complacent exceptionalism and await the next plague that will surely arrive.

2020 April 9, Richard Horton, “Coronavirus is the greatest global science policy failure in a generation”, in The Guardian‎

“This is a moment of American exceptionalism,” Jen Psaki, the White House press secretary, said when asked about the flight during a Tuesday news conference.

2021 July 20, Neil Vigdor, quoting Jen Psaki, “Bezos thanks Amazon workers and customers for his vast wealth, prompting backlash.”, in The New York Times‎