Stephen Hawking once argued that perfection does not exist in the universe. Surprisingly, he said our very existence depends on imperfection. What did he mean, and how do flaws shape the cosmos? Stephen Hawking once argued that perfection does not exist in the universe. Surprisingly, he said our very existence depends on imperfection. What did he mean, and how do flaws shape the cosmos? Quote of the day by Stephan Hawking Stephen Hawking sai... [713 chars]