Jul 28 2011 From: Men In Black 1500 years ago everybody knew the Earth was the center of the Universe. 500 years ago everybody knew the Earth was flat. And 15 minutes ago you knew that people were alone on this planet. (sigh) Imagine what you'll know... tomorrow. Tommy Lee Jones (Kevin Brown / Agent K) File Updated: 2017-11-25 #Time#Knowledge#Science#History