Al-Ghazzali on Hope and Fear (Great Books of the Islamic World)

What is the true nature of hope and how does one attain this virtue? Al-Ghazzali describes the virtue in detail as well as the true nature of fear, the degrees of fear, kinds of fear and the way to acquire fear of God. He relates many stores of messengers and angels, companions and their forefathers. He then asks: which is superior? Hope or fear?