Susie Wiles is Donald Trump's chief of staff. She explained the rationale for American air strikes against boats accused of smuggling drugs from Venezuela by saying that Mr Trump "wants to keep on blowing boats up until Maduro cries uncle"—a remark that illustrated the administration's misjudgment of its leverage over Nicolás Maduro.
Alan Turing thought about criteria to settle the question of whether machines can think, a question of which we now know that it is about as relevant as the question of whether submarines can swim.