The God Upgrade: Finding Your 21st-Century Spirituality in Judaism's 5,000-Year-Old Tradition

"Judaism has so much to teach us about how we treat ourselves, each other, and our planet…. Of course, you can learn these values elsewhere. But as a people, Jews have thousands of years of experience turning this kind of stuff over and over. [We've] had millions of users working to debug the system. Rather than look to other sources for guidance, let us turn to our own people’s past to disc...