As you get close to the threshold when meditating yourself to sleep, your thoughts turn to goop. I've found it much easier to just count my breaths, simply star

As you get close to the threshold when meditating yourself to sleep, your thoughts turn to goop. I've found it much easier to just count my breaths, simply starting over if I lose track. The hardest part is to not forget what you were doing as your mind drifts.