How do you keep your center solid as you continue to evolve? When Brain Pickings turned 7, Maria Popova stopped to consider that question. Her labor of love had grown from a weekly email she sent to seven friends to a treasure trove of curiosities, creativity, and inspiration beloved by millions. What did she learn in that time? In 7 Things I Learned in 7 Years of Reading, Writing, and Living, Maria shares her reflections on living a life that fulfills your heart, mind, and spirit. Video by @dissolve.