See thine self through its misty cover
and thou wilt see naught within it.
See the floor through what it has uncovered
and thy will see it naught it all.
It's ate 'twixt the bookends of wire and lover
though not 'twixt those of ire and love.
Work fast, work hard--it is thy reward.
Though thine self is naught but it.
What is it?
'Twixt means between
All mentions of 'it' are referring to the object you are trying to guess
The number seven.
There is a grammatical error that is made on purpose. Knowing this might help you.