If you want to change your world, start by changing your focus. If you are fearful of the future of mankind, take a look at this short video. This is just one (fine) example of people using creative thinking to improve this place we call home. There are tons of examples of this kind of action. They’re everywhere. Even in traditional media. On the internet. Even in your everyday life.
Make it a habit to look for examples of humanity in your daily experience. Focus on it. You’ll start noticing more of them. Soon enough you’ll find your worldview shifting and your own thoughts and actions will become an inspiration for others too. I promise you. Anything is possible.