The big idea: the simple trick that can sabotage your critical thinking

Since the moment I learned about the concept of the "thought-terminating cliche" I've been seeing them everywhere I look: in televised political debates, in flouncily stencilled motivational posters, in the hashtag wisdom that clogs my social media feeds. Coined in 1961 by psychiatrist Robert Jay Lifton, the phrase describes a catchy platitude aimed at shutting down or bypassing independent thinking and questioning. I first heard about the tactic while researching a book about the language of cult leaders, but these sayings also pervade our everyday conversations: expressions such as "It is what it is", "Boys will be boys", "Everything happens…