A key is nothing more than a form that humanity gives an essence to. It was created to unlock another entity, whether physically or metaphysically, and presides of a nature which is analogous to the original form of its solution. The question presumes that a key needs to have a purpose directly comprehensible to its owner. Just because a key doesn’t necessarily look like it has a use, it may inexplicably still serve a purpose years later, which is unbeknown to all, until it eventuates.

In summary, a key is nothing more than an objective form which humanity gives a name More >