Brin immigrated to the United States with his family from the Soviet Union at the age of 6. He earned his bachelor’s degree at the University of Maryland, College Park, following in his father’s and grandfather’s footsteps by studying mathematics, as well as computer science. After graduation, he enrolled in Stanford University to acquire a PhD in computer science. There he met Page, with whom he later became friends. They crammed their dormitory room with inexpensive computers and applied Brin’s data mining system to build a web search engine. The program became popular at Stanford, and they suspended their PhD studies to start up Google in Susan Wojcicki’s garage in Menlo Park.
1. Start with a big enough idea — doesn’t matter if similar ideas are out there.
2. Be willing to compromise when you have to, including on your loftiest goals.
3. Be willing to accept help from “adults” when you need it.
4. Culture counts but means more than free food and massages.
5. Speculative, even strange bets, may be the business of tomorrow
And others here: https://www.cnbc.com/2017/04/12/google-founders-reveal-6-secrets-to-becoming-a-billionaire.html