He says, “I wanted to be a boy”, NOT “I AM a boy.” Pure mental torture. Plus, they’re pushing to change their birth certificates without gender sex change surgery (although they call it gender affirmation surgery now). That way, they can force us to play along with their mental illness, but never have to “prove” they’re transgendered.
The old CSI Miami series did a crime-solving show on this, where they were looking for a person of one sex according to DNA, but when they finally did find the perp, he or she was the other sex.