Consequently, this person can define the value requirements that are missing from an existing or new product or service. Hence, invention is the definition or creation of absent value.
Inventors can see what is missing compared to tomorrow, in addition to what is there today.
Their glass is half empty not because they are pessimistic, but because they see the future potential of a full glass. Their glass is half full compared to nothing, and that s good enough for now. Some say that the beauty is in the eye of the beholder. However, that just avoids the real issue and does not explain it. On the one hand, human nature decided a long time ago that present value is more desirable than future potential.