These days, Mr. Clinton boards airplanes carrying a green Orvis bag packed with black jeans, a blacksweater, an iPad for catching up on "Homeland" and the local New York news, and a journal.
Mr Engst said that back then Mr Jobs dressed very differently from his trademark style today of black turtleneck sweater, blue jeans and white trainers.
And should you wish to up the ante at any point, you could add a pair of sparkly earrings and some heels, or conversely throw a cozy black cashmere sweater over the top for a dog walk or a TV-watching marathon.