Posture includes the condition of our spirit and the position of our body. We will not have adequate power in prayer if we do not get our posture right.
The heart of Christianity is that God, not man (individually or corporately), is the center of existence. He is the Creator and Sustainer of the universe and of all things. God contains within Himself all power, glory, knowledge, truth, goodness (righteousness, morality), and ultimately everything that is real inside and outside the created order. He is both near and far away. The One who made space and time is not bound by space and time. God does not hold Himself, and He is certainly not held by someone else, to a standard outside Himself. God is the standard.
The Illusion of Independence
Humans, vain and mortal creatures, yearn to be masters of our own world. We convince ourselves that we are. Our self-righteous protestations of personal power and independence sound funny to anyone with a modicum of insight: