Once upon a time, French philosopher Henri Bergson was the most celebrated public intellectual in the world. People stood in long lines just to get a glimpse of his lectures. He took the culture by storm, and had enormous influence on early 20th century thought across multiple fields. Then, Europe descended into war, the zeitgeist changed, and little by little he faded away. And in a post-war modernist, materialistic age, there just wasn't been much room for this unique philosopher of c...