"In his 60-year career, [Vanguard founder John C. "Jack" Bogle] has witnessed what to him is a concerning shift from a world where long-term investing was the mantra to one in which short-term speculation is running rampant. And so ... [the author] caught up with Mr. Bogle to discuss the difference between investing and speculating and, in the spirit of the holidays, what it means to have 'enough.' 'People look at investing more or less as trading stocks or mutual funds or God forbid ETFs, and that has nothing to do with investing,' he says."  MORE >>