Notable Quote

"Optimism is, in the first instance, a way of explaining failure, not prophesying success. It says that there is no fundamental barrier, no law of nature or supernatural decree, preventing progress."

— Deutsch, David event 2011

From The Beginning of Infinity: Explanations That Transform the World

Context: Deutsch's rigorous definition of optimism, not naive hope, but the rational stance that failures are caused by insufficient knowledge, not by inherent limits