Mastery of anything does not come without absolute devotion.

"God" is just a name to refer to something that is beyond all limitations.

One who earns Devi's Grace is a Blessed Being. You will live a life that is well beyond your imagination, competence, and capabilities.

The only reason why people have such a fear of death is they know nothing beyond the body.

What you refer to as God or the Creator is pure intelligence - intelligence beyond logic.