juggling
The hardest part about getting near the end of a novel is when all the threads start to come together and you've got multiple plots vying for the upper hand. Characters pushing their way to the forefront. Look HERE! HERE! Shooting off guns to get your attention, generally misbehaving.
The easiest thing about getting toward the end of a novel is when all the threads start to come together and things move fast and then faster and then break into a gallop and you're having trouble keeping up with things, character flinging themselves across the page, sprudling out dialogue faster than you can type it.
Cue the Dickens quote here.