As far as I know. I didn't meet any other humans who could see it until I was a teenager, but I don't remember a time when it wasn't there.
[He's not sure what would be worse, now. Maybe if his personality had had a chance to develop before-- but just as likely, maybe it would have only made him more resentful that much sooner. Because of that, it strikes him that it's likely a sore subject, but after a few seconds he adds on]
Did something in particular happen? When you got it.
[And whether she reads that as 'did something happen for you to get it' or 'did something happen after you got it,' he'll leave that up to her.]
no subject
[He's not sure what would be worse, now. Maybe if his personality had had a chance to develop before-- but just as likely, maybe it would have only made him more resentful that much sooner. Because of that, it strikes him that it's likely a sore subject, but after a few seconds he adds on]
Did something in particular happen? When you got it.
[And whether she reads that as 'did something happen for you to get it' or 'did something happen after you got it,' he'll leave that up to her.]