In a post inspired by a keynote speech delivered at JuliaCon, Soumith Chintala recounts lessons learned through his experience working on Torch and PyTorch. He highlights the importance of aligning the community on a set of principles to guide the project; beginning with a narrowly scoped goal before becoming “incrementally ambitious;” leveraging metrics only when they accurately reflect the projects’ goals, and organizing the OSS repositories and leveraging the community to support effective scaling.