"The eyes of all future generations are upon you. And if you choose to fail us, I say – we will never forgive you."

"I have Asperger’s, and I think in many ways that makes me see the world differently."

"I'm not that special. I can't convince everyone. I'm just going to do what I want to do and what will have the most impact."

"I came to Davos to tell you that our house is on fire. Your inaction is fueling the flames."

"We cannot solve a crisis without treating it as a crisis."