I think it makes sense in the same way we blot out our awareness of 90% of the external stimuli -- There is just too much of it. We have to choose what to 'dea

I think it makes sense in the same way we blot out our awareness of 90% of the external stimuli -- There is just too much of it. We have to choose what to 'deal with' and our capacity for that and awareness of it can change over time. I also think this goes along with the author's concept of you're not trying since you can kind of snap into awareness and then just do those things sometimes.