What Keeps Me Ticking?

What keeps this body-mind machine
Running?
Fuelled by thought it seems.

What keeps this body-mind machine
Thinking?
Fuelled by desire it seems.

What keeps this body-mind machine
Desiring?
Fuelled by ignorance it seems.

What keeps this body-mind machine
Ignorant?
Fuelled by non-self-enquiry it seems.