Both are "hyper-active" and involve being present and "in-the-moment" - acting in the world as it presents itself and then compounding upon it.
- Se draws direct, sensate experience out of the external world - touching, feeling, seeing, moving. It's physical and instinctive.
- Ne draws out and suggests possibilities of the external world - what if this happened? What if we did this? Hey, let's go do that! It's cerebral, contextual and scatter-brained.