There is a fifth dimension beyond that which is known to man. It is a dimension as vast as space and timeless as infinity. It is the middle ground between light and shadow, between science and superstition, and it lies between the pit of man’s fears and the summit of his knowledge. This is the dimension of imagination. It is an area which we call the Twilight Zone.
Serling was an ENFP, in my professional opinion. This is probably the most common type for sci fi TV directors and creators that Serling influenced and blazed the trail for, including Chris Carter and JJ Abrams.