Humans learn experientially. There are moments of enlightenment, eureka where information takes the role of experience. When we learn informationally, we receive a tool. When we learn experientially, we become the tool.
Dimension is about distinction. Point X is a different from Point Y because it is several feet away. We move in time and space, but also understanding. Understanding is a different dimension because it differentiates realities that may overlap in the first four dimensions.
Life is a process of remembering what we have forgotten.