Scientology isn't controversial—at least, not if you ask John Travolta.
So why is the religion often scrutinized? "Mostly because it's not understood," the 61-year-old actor and outspoken Scientologist explained on Monday's Good Morning America. "You know, people really need to take time and read a book...That's my advice."
"You could read New Slant on Life or Dianetics," he suggested, "and I think if you really read it, you'll understand it. But unless you do, you'll speculate, and I think it's a mistake to do that."