'strident' speeches against Global Warming.. That strident behavior is very much influenced by her condition which has been publicly acknowledged by her parents since she first became internationally noticed. I'm guessing you had no idea, because you have your own 'affliction'...i.e. you are an "Un-Curious" person who wouldn't even consider searching for information on "Who Is Greta Thunberg?"...not unlike your cult leader, Donald Trump, who derided a disabled reporter and mocked his spasmodic movements.
Let's see how you respond to this revelation...