that which God, by his grace, enables him to do,”1 and hence the Council of Trent says: “If any one shall assert, that without the previous inspiration of the Holy Ghost, and his assistance, man can believe, hope, love, or repent, as he ought, in order to obtain the grace of justification, let him be anathema.”2 The author of the Opus Imperfectum says, that God has given to some animals swiftness, to others claws, to others wings, for the preservation of their life; but he has so formed man, that