Gnostic means knowing. Agnostics means not knowing. The Glory Of God Is Intelligence. A wise man will hear, and will increase learning. The doctrine of the Perfecting of the saints though biblical is not popular Protestant doctrine.
Glory is an incremental degree of reward.
It is not biblical to teach that we receive one or the other, Heaven or Hell. The concept of going to heaven or hell is false doctrine. The heaven or hell doctrine is a contradiction and in conflict with the degrees of glory in the resurrection. The small and great stood before god, every man judged according to His works. 48 Much is required of those that have be given much.