derstanding, wilt develop to their full extent the points on which I briefly touch, so as to set with power before thy companions those things which I have uttered in weakness. In fine, as I (to gratify thy long-cherished desire for information regarding the tenets of these persons) have spared no pains, not only to make these doctrines known to thee, but also to furnish the means of showing their falsity; so shalt thou, according to the grace given to thee by the Lord, prove an earnest and efficient minister to others, that men may no longer be drawn away by the plausible system of these heretics, which I now proceed to describe.15 15 [The reader will find a logical and easy introduction to the crabbed details which follow, by turning to chap. xxiii., and reading through succeeding chapters down to chap. xxix.] 844 Preface.