[mostly_lies]

If someone believes, do you think God's grace will necessarily save him, or that it depends on whether God chooses to extend His grace to him?

Your question assumes there is a difference between the two.....

[PapaBear3625]

Your question assumes there is a difference between the two.....

Your answer assumes that belief is a result of God's grace, rather than a freely made choice.

And if a person later decides he no longer believes, does that mean that he is no longer saved?