This is a maths notebook; why are you writing poetry?
The creative urge is a creature of urges. It seizes you by the throat, and demands your work. There is no sense of reason or time, only that at least a word may rhyme. Standing over your head, and just about breathing down your neck, it nitpicks and nudges and possibly tears it down, entirely. But never so much guilt does it feel as when that very work is left incomple