Reading remained Musk’s psychological retreat. Sometimes he would immerse himself in books all afternoon and most of the night, nine hours at a stret… - Walter Isaacson

Those who are in love with practice without theoretical knowledge are like the sailor who goes onto a ship without rudder or compass and who never can be certain whither he is going,” he wrote in 1510. “Practice must always be founded on sound theory.”11

authority should be questioned, hierarchies should be circumvented, nonconformity should be admired, and creativity should be nurtured.

Innovation requires having at least three things: a great idea, the engineering talent to execute it, and the business savvy (plus deal-making moxie) to turn it into a successful product.