Perhaps doctrine of Christian Science rouses so much natural doubt and questioning as this, that God kws such thing as sin. Indeed, this may be set down as one of the things hard to be understood, such as the apostle Peter declared were taught by his fellow-apostle Paul, which they that are unlearned and unstable wrest ... unto their own destruction. (2 Peter iii. 16.) Let us then reason together on this important subject, whose statement in Christian Science may justly be characterized as wonderful.