"The Mass on the World" remains Teilhard's most popular essay. It is a fifteen-page prayer rich in imagery and passion suggesting more than it states. In exploring the careful thought behind Teilhard's images the present work reveals the heart and mind of the man as other approaches have not done. In the Offertory of his "Mass" Teilhard brought the world's hungers and disappointments into prayer; the Consecration is seen as the consummation of his...