Truth Inspires

Proverbs 4:23 reminds us to, "Keep your heart with all diligence, For out of it spring the issues of life." (NKJV) I love the castle illustration that Charles Spurgeon used in his sermon, "As Thy Days, So Shall Thy Strength Be." At one point in the sermon he speaks of the crafty devil and how he knows the backdoor to a man’s heart. In pointing out how some say they are able to walk a pure life without sin, he clearly warns to be careful with that statement. He wrote:  "'Satan is very crafty; he knows the ins and outs of manhood. There is many an old castle that has stood against every attack, but at last some traitor from within has gone without, and said "I know an old deserted passage, a subterranean back way, that has not been used for many a-day. In such and such a field you will see an opening; clear away a heap of stones there, and I will lead you down the passage: you will then come to an old door, of which I have the key and I can let...