[music] [music] [applause] Wow. I've been introduced into many many stages big small but this TEDex it's really different and I'm not a talker I always do the fun part but yeah let me tell you a story where it started as 5 years old my dad decided I think this [snorts] lights in the city, it's not a good idea for you. So, I'll send you into into a pitch dark village where there's no light, only a lamp and full of setifi.That's was the only light was there. I was really afraid. But one thing that made me fee ...