This document summarizes a talk given by Jeff Walsh on sustainable entrepreneurship. Some key topics discussed include managing expectations versus reality with innovation, how innovation teams should be measured focusing on speed and consistency, developing an MVP or "purple cow" product to test with customers, and learning from the Lean Startup methodology which emphasizes validated learning and avoiding vanity metrics. The talk also provided advice on thinking big but executing small initially, bringing small business customers further along their sustainability journey, and maintaining focus while riding waves of opportunity or starting over.