Ignorance and Bliss

Aristotle claimed that ‘all human beings want to know’. Yet we also want not to know. Centuries after the Enlightenment, mesmerised crowds still follow preposterous prophets; irrational rumours trigger fanatical acts; and magical thinking crowds out common sense and expertise. Where does this will to ignorance originate, and how does it shape our lives today?

Acclaimed essayist and historian of ide...