Mr. Insecurity picks a Fox News host for SecDef Donald Trump proved critics right again on Tuesday. All this time I thought one of strongest motivators for Donald (Mr. Insecurity) Trump’s was to get the world to stop “laughing at us” (him). It’s considered one of the reasons he ran for president after sitting through some skillful mocking at the 2011 White House Correspondents’ Dinner. “Saturday Night Live” comedian Seth Meyers and President Obama (Did you know he’s Black?) both roasted Trump as unserious. “Donald Trump has been saying he will run for president as a Republican — which is surprising, since I just assumed he was running as a joke,” Meyers jabbed as Trump sat stone-faced. “That evening of public abasement, rather than sending Mr. Trump away, accelerated his ferocious efforts to gain stature within the political world,” wrote Maggie Haberman and Alexander Burns after the 2016 Super Tuesday primaries. “And it captured the degree to which Mr. Trump’s campaign is driven by a deep yearning sometimes obscured by his bluster and bragging: a desire to be taken seriously.” I’ll show you (and get even, more than even), Trump thought. Now headed into his second term as president after President Joe Biden’s interregnum, Trump means to show the world just how serious he is. So Trump on Tuesday announced Pete Hegseth, a “Fox & Friends Weekend” co-host, as his next secretary of defense. Hegseth has for years hosted host Fox’s New Year’s coverage. No, seriously. Politico: President-elect Donald Trump’s…