A community-powered Sunday newsletter on mental models, self-reflection, learning, growth, photos, books, and more Subscribe here Good morning [%first_name |Dear Reader%], You are reading First Principles—A community-powered Sunday newsletter on mental models, self-reflection, learning, growth, photos, books, and more Enter your email address to receive a daily curation of our latest newsletters, stories, and podcasts. Good morning! I’m back after last week’s break.