From a Jack Shafer Fourth Estate column on politico.com headlined “Trump Can’t Contain His Vile Eruptions”:

Donald Trump has always perfumed his personal word cloud with sulfurous vitriol and dank insults. At an early point in the mid-1970s, as the on-the-make developer from Queens crashed the Manhattan scene, he learned that if he directed enough volume at his opponents, he could intimidate, embarrass and shock them into collapse.