The Seed That Fell on Stony Ground

You must try whether your affections are only superficial, or whether they reach the bottom of your heart by their effect, by inquiring whether they have such power upon your heart as to dispose it to give up yourself to God without reserve. Do your affections of sorrow for sin go so deep into your heart, as thoroughly to dispose you to renounce and forsake all sin, and utterly deny every lust?