Brian Chesky's response to the Samwer brothers copying Airbnb: "Missionaries will outlast the mercenaries." https://t.co/fON6rXPeFU https://video.twimg.com/ext_tw_video/1830290051546152960/pu/vid/avc1/736x720/TbBu-a6HsNmnPTD3.mp4?tag=12