Interestingly, only the late Merrill Lynch bothered to respond, albeit with a vacuous note blithely affirming its concern about terrorism.

CENTERFORSECURITYPOLICY: Into the fire

Some think it is vacuous nonsense, others think it is too clever, and a minority find the line rather deep.

FORBES: Romney: the Google of Politicians

His plays are often set in very stifling little rooms with people saying vacuous things to each other that become more and more deadly, until a kind of naked power play is revealed that's punctuated by wrenching silences.

NPR: Playwright Pinter Wins Nobel for Literature

But of course, there is a difference, and such is Mr Jennings's loathing for the vacuous and arrogant elite (as he finds them) that his whole enterprise threatens at times to slide into one long raspberry of disgust.

ECONOMIST: English snobbery