This book is about the meaning of life or the spiritual quest. It offers a selective and critical evaluation of some central strands of Western religious and philosophical thought over two and a half thousand years. It starts with Socrates' philosophy of life, and the Greek tradition of philosophy that he initiated. It gives its own take on the teaching of Jesus, and on the long and controversial history of Christianity. There is a chapter devoted to George Fox and the beginning of the Quaker movement, suggesting some surprising parallels between the undogmatic spirituality of the Quakers and the heavyweight philosophy of Immanuel Kant. It recommends a non-literal interpretation of language about God,