System state: Your brain is constantly tracking load, reserves, and expected inputs. Sleep, food, movement — these aren't lifestyle checkboxes. They're source signals, and they shape the readout you get later.
rested
so-so
poor sleep
barely slept
exercised
walked a bit
nothing yet
skipped routine
ate real food
caffeine
stress snacking
haven't eaten
normal day
routine broken
doing something I didn't choose
dreading something ahead
people are fine
everyone's annoying
one specific person
isolated / alone