Not very much'; or 'I'm not uncertain about things... I'm uncertain about everything, so I'm not really uncertain about anything.' It's hard to know whether to take these musings as barriers or communications, and difficult to see if they are the open-ended constructs of a philosophical mind or the flaky waftings of a Norma Desmond.
But with even some top Democrats hesitant, the prospects of a so-called Buffett tax on high-earning households remain uncertain, if not remote, for the immediate future.
Our published forecast is that rates will begin to rise around the middle of the year, but we recognise that the recovery may not have enough legs for the MPC to tighten this early and if anything the tone of the MPC's statement today was uncertain, if not overtly dovish.
Which brings us back to young Armistead, showing up mid-morning, maybe a little late, at his desk in the People department, sometimes uncertain, if not clueless, about what he was going to write that day, but finding there a crew of equally fun-loving, equally talky young reporters and editors, ready to banter with him about their exploits and his in freewheeling 1970s San Francisco.
And, come to think of it, what is Sodor if not a mysterious island of uncertain origin?
Conservationists in New Zealand are also weighing the strategy to save the endangered hihi, or stitchbird (Notiomystis cincta), which faces an uncertain future if not moved to cooler climates farther south.
In many, if not all, cases, however, it is uncertain to what extent the mouse models reproduce features observed in the corresponding human conditions1,2,3.
If not, each species would need to be managed separately – a much more uncertain undertaking, especially when we don't even know some species are there.
Under American influence, if not outright control, Iraq's huge reserves may offer further ballast in an uncertain energy world.
