The biggest risk is not taking any risk. In a world that's changing quickly, the only strategy that is guaranteed to fail is not taking risks.
The strength of a society lies in its ability to balance individual freedom with social cohesion.
"You can't knock on opportunity's door and not be ready."
People believe in God because the world is very complicated and they think it is very unlikely that anything as complicated as a flying squirrel or the human eye or a brain could happen by chance.