While it’s true that Mr. Trump is, fundamentally, an absurd figure, so are his rivals. If you pay attention to what any one of them is actually saying, as opposed to how he says it, you discover incoherence and extremism every bit as bad as anything Mr. Trump has to offer. And that’s not an accident: Talking nonsense is what you have to do to get anywhere in today’s Republican Party.
— Paul Krugman: From Trump on down, the Republicans can’t be serious (Commentary for The New York Times)