People-

Unknowable  adjective

un·​know·​able ˌən-ˈnō-ə-bəl 

especially : lying beyond the limits of human experience or understanding

Unknowableness  adjective

un·​know·​able-ness ˌən-ˈnō-ə-bəl -nəs 

The state or essence of being unknowable

Knowableless  adjective

know·​able-less ˈnō-ə-bəl -ləs 

Not even possible to know.  Don’t even think of trying.

Knowablelessness  adjective

know·​able-less ˌˈnō-ə-bəl -ləs -nəs 

The deepest state possible of existence permeated utterly and completely by the void.  In all of human history, only Sergeant Schultz has ever approached this level of (un) consciousness.

Hopefully, you can now let this lie. Seriously.

However, if you are still unsatisfied, and will lie in bed tonight staring at the ceiling because there can be no serendipity, click here.