Creative risk taking is essential to success in any goal where the stakes are high. Thoughtless risks are destructive of course but perhaps even more wasteful is thoughtless caution which prompts inaction and promotes failure to seize opportunity.
That's why I wrote this book: to show how these people can imbue us with hope. I read somewhere that when a person takes part in community action his health improves. Something happens to him or to her biologically. It's like a tonic.
