His followers outnumber his foes, and they come from far and wide. On this day, a woman from Nigeria approaches to shake Osteen's hand.
Sixteen-thousand people fit in his Houston house of God. Another seven-million Americans tune in for his weekly sermon on TV.
Osteen has also penned six New York Times bestsellers. The most recent one, this year. It's those words that draw people in and some say even saved their life.
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Cindy Lys and her family lost their home in hard times.
"I would have wallowed in self-pity. Probably would have ended up divorced, broken," she said.
Kammie Davis suffered an unexplained illness three years ago that left her with uncontrollable pain and anxiety.
"I was just terrified. I didn't know what was going on with me," she remembers.
Doctors eventually diagnosed her with Lyme Disease, but she says it's Osteen who got her through.
"Reading what he has to say, it really pushed me three years later, it pushed me three years into the future and I didn't think I'd make it another day," she said.
For some, he's the closest they can get to God. We asked Osteen how that feels.
"At first it was very uncomfortable, now it feels rewarding -- sometimes it's just reminding people of something they maybe knew at one time, that God's got a plan. I just feel blessed to be able to lift people back up," he said.
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