This article poses a great question. Why don't we all perceive him? If God is powerful enough to reach out to believers just by sending out his thoughts or love or whatever... why isn't he powerful enough to reach all of us? Why is there anyone who doesn't believe in him?
http://www.alternet.org/belief/147098/why_did_god_create_atheists/?page=entire
http://www.alternet.org/belief/147098/why_did_god_create_atheists/?page=entire