The Fault in Our Stars actor, who recently denied rumours that she was dating Theo James, 29, and Ansel Elgort, 20, said male actors hate to get dirty, reports Vanity Fair."I'm never going to say never. I love acting, but I also really love nature and most actors don't want to get dirty," said the 22-year-old.But the actress has formed a very close friendship with her Divergent co-star Miles Teller, 27."I look at Miles and, like, I'm sort of Julia Roberts in the same way she is to (George Clooney). Their relationship I could see being our relationship in 20 years, and that really is special," she said.