The way the Lord brings someone to Christ is not dependent upon one great defining moment of epiphany, although it can be. More on God's sovereignty and love Great thoughts on this whole issue. There's certainly a lot more that could be said, but really you're right that it does come down to a trust and faith. But, as if we as humans can say that we're not selfish. Throughout the Bible we see him wanting the best for us, until he had to literally bear our sins on the cross.
Freedom is really a powerful thing.
We could say it's even stronger than God Almighty. But it has a definite down side because of sinfulness. I myself still have a hard time dealing with the thought of that person who loves righteousness, but doesn't see the need for Christ's redemption. I guess all I can say at this point is that I am SURE God in all his discernment will judge them, as well as me, rightly. I guess when it all comes down to it it is faith.