"They will typically say, 'I am a girl,' not, 'I wish I were.' They often don't like their bodies and will say things like, 'Why did God get it wrong?' or, 'Mommy, can you put me back inside, so I can come out with the right parts?' Their play isn't fanciful — they're serious. They're often so distressed if people don't listen to them, and if they're allowed to socially transition (or live as the opposite sex), they typically get happier. They perk up."