Robert Higgs

Some doomsayers think the collapse will be triggered by runaway government spending, excessive taxation, oppressive regulation, food shortages, fuel shortages or natural disasters such as deadly pandemics or lethal changes in the world's climate.

We need to have a modicum of faith in people's common sense, creativity and will to survive and prosper even in the face of great difficulties and obstacles. If people could keep society running in the aftermath of the Black Death, they could keep it running after the U.S. government defaulted on its debt.