Douglas Lenat is the founder of Cyc, a 37 year project aiming to solve common-sense knowledge and reasoning in AI. Please support this podcast by checking out our sponsors:- Squarespace: https://lexfridman.com/squarespace and use code LEX to get 10% off- BiOptimizers: http://www.magbreakthrough.com/lex to get 10% off- Stamps.com: https://stamps.com and use code LEX to get free postage & scale- LMNT: https://drinkLMNT.com/lex to get free sample pack- ExpressVPN: https://expressvpn.com/lexpod and use code LexPod to get 3 months free

EPISODE LINKS:Douglas's Twitter: https://twitter.com/cycorpaiCyc's Website: https://cyc.com

PODCAST INFO:Podcast website: https://lexfridman.com/podcastApple Podcasts: https://apple.co/2lwqZIrSpotify: https://spoti.fi/2nEwCF8RSS: https://lexfridman.com/feed/podcast/Full episodes playlist: https://www.youtube.com/playlist?list=PLrAXtmErZgOdP_8GztsuKi9nrraNbKKp4Clips playlist: https://www.youtube.com/playlist?list=PLrAXtmErZgOeciFP3CBCIEElOJeitOr41

OUTLINE:0:00 - Introduction1:11 - What is Cyc?9:17 - How to form a knowledge base of the universe19:43 - How to train an AI knowledge base24:04 - Global consistency versus local consistency48:25 - Automated reasoning54:05 - Direct uses of AI and machine learning1:06:43 - The semantic web1:17:16 - Tools to help Cyc interpret data 1:26:26 - The most beautiful idea about Cyc1:32:25 - Love and consciousness in AI1:39:24 - The greatness of Marvin Minsky 1:44:18 - Is Cyc just a beautiful dream?1:49:03 - What is OpenCyc and how was it born?1:54:53 - The open source community and OpenCyc2:05:20 - The inference problem2:07:03 - Cyc's programming language2:14:37 - Ontological engineering2:22:02 - Do machines think?2:30:47 - Death and consciousness2:40:48 - What would you say to AI?2:45:24 - Advice to young people 2:47:20 - Mortality

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