A year ago, I gave my TEDx talk at the University of Luxembourg. This year, they held the event for a second time. It will be a while before the professionally edited versions go live, but here's the link to the three livestream sessions on the University of Luxembourg's Facebook Page:
As with all TEDx events, they include a couple of previous TED videos. The one at the top was really funny, the one below is really poignant.