"Train up a child in the way he should go; and when he is old, he will not depart from it."— Prov 22:6. I suppose that most professing Christians are acquainted with the text at the head of this page. The sound of it is probably familiar to your ears, like an old tune. It is likely you have heard it, or read it, talked of it, or quoted it, many a time. Is it not so? But, after all, how little is the substance of this text regarded!