Capping off a packed week of weighing options and giving serious thought, former Secretary of State Hillary Clinton spent a busy day in Washington fueling speculation and not ruling things out, her spokesman confirmed today. After dedicating a few hours in the morning to drawing a lot of focus, laying groundwork, and calculating risks, Mrs. Clinton conducted a full afternoon of taking stock of and thinking it through, as well as several hours of careful considering, Clinton press aide Nick Merrill said of the 66-year-olds breakneck schedule of entertaining various possibilities and seeing all sides. Between looking ahead and setting the stage, Mrs. Clinton has been putting in 18-hour days of late. No sooner has she finished up an evenings worth of hinting at than she has to wake up the next morning at 6 a.m. and resume being touted as. At press time, sources reported that Clinton was trying to squeeze in several more minutes of not rushing to decisions before sparking rumors and generating buzz. 