Donald Trump spoke in New Hampshire the night before polls opened in the first-in-the-nation primary state, and his comments are giving more fodder to those questioning the ex-president’s bizarre way of thinking about complex concepts. In a long, rambling speech, Trump began describing missile defense systems such as the so-called “Iron Dome” in Israel. “You know these are not muscle guys here,” Trump said, pointing to his arm. “They’re muscle guys up here,” he said, pointing to his brain. Read More: Here’s the real reason Christian Zionists love Israel “And they calmly walk to us, and ding, d…