아빠는 공부쟁이

02:42 OK. Well, what is it? Human creativity is nature manifest in us. We look at the, oh... the aurora borealis. Right? I did this movie called "White Fang" when I was a kid, and we shot up in Alaska, and you go out at night and the sky was like rippling with purple and pink and white, and it's the most beautiful thing I ever saw. It really looked like the sky was playing. Beautiful. You go to ..

06:29 Speaking of eating: What kind of sewer system does the city of the future have? It's a trick question. There are no sewers. There's something incredibly bizarre about the current system we have in the United States, where your waste gets flushed into a tunnel to be mixed with rainwater and often dumped into the ocean. Not to mention toilet paper. A bunch of techies, led by Bill Gates, are ..