to a soul fortified by prayer, for he fears the strength and fortitude which prayer confers. Prayer supports the soul more than food supports the body.” And (Book i.), “As the sun gives light to the body, so does prayer to the soul. If it be a loss to a blind man not to see the sun, how much greater a loss is it to a Christian not to pray assiduously, nor to introduce the light of Christ into his soul by prayer! By it we attain to this end, that we cease to be mortal and of time. By nature we are