Quote by Sergey Brin
"Optimism is important. You have to believe that the future will be better than the past, or you won't invest in it."
More from Sergey Brin
"The perfect search engine would understand exactly what you mean and give you back exactly what you want."
"We want Google to be the third half of your brain."
"Search is one of the few things that makes sense to do on the internet."
"The exciting part about Google is they are thinking ahead to the future of the web."