closed circle

"I" am the expression of the succession and co-ordination of mental states; we are still within a closed circle of causation.

For the point of knowledge would be, that it would be a closed circle of necessary connections.

For the characteristic of an aristocracy which cares only for itself is to live aloof in a closed circle.

Philosophical Science contends that Nature is a "closed circle."

His detector was a nearly closed circle of wire, the ends being soldered to metal balls almost in contact.