The thought came and went, more wish than thought. Maria wasn’t good at considering her own emotions. Most of the time the girl found it hard to beli… - Jon Courtenay Grimwood

Inside every adult was a child, or so it is said. Professor Petra Mayer was different. Inside Petra Mayer was an impossibly beautiful, barefoot adolescent who wouldn’t have been seen dead giving her inner child the time of day.

"That's impossible," said Tris.
"Most things are," Luca said, "if you think about them for long enough."

There was no way she could know, but Prisoner Zero asked anyway because he was talking to himself; which was all anyone ever did, it seemed to him, talk to themselves while half meanings and misunderstandings fed into the minds of those who thought they were listening.