Google president Larry Page is taking action in areas ranging from energy to safer cars. In a recent interview with Fortune managing editor Andy Serwer at Google’s (GOOG, Fortune 500) headquarters in Mountain View, Calif., Page shared his thoughts on innovation, change, fear - and why he is an optimist. He talked greatly about how geothermal and solar thermal could solve our energy problems.For some inspiration and ideas on how to help create change and check out the full piece at http://money.cnn.com/