[He exhales. He probably should have expected that sort of reply.]

You have most of the basics. The Force is energy in the universe, yes — constantly striving to exist in balance. Life and death. Light and dark. It can be manipulated, but it is also its own entity, which is why it cannot be bottled.

[Though to be frank, even though he knows more than Rey, he is hardly a scholar himself. He cannot explain to him the finer details.]

The same is true for those of us who are sensitive to it. The Force manifests within us in different ways — the Dark Side comes more easily to me.