Seven top books on optimism

In 2011 at Brain Pickings, Maria Popova named seven essential books on optimism, including:
The Little Prince by Antoine de Saint-Exupéry

Antoine de Saint-Exupéry’s The Little Prince, one of our must-read children’s books with philosophy for grown-ups, is among the most poetic and hopeful reflections on human existence ever penned. Lyrical, charmingly written and beautifully illustrated, it