Published in 1934 Sermon can be downloaded from archive.org (Mirror) TEN MINUTE SERMON KNOW THYSELF J. L. Boyd, Bowmar Avenue Church Vicksburg, Miss. One of the greatest philosophers of all time was Socrates whose predominant teaching to his pupils, it is said, was this: Know Thyself. This was his philosophy of life. We must admit that it is a good, sound doctrine so far as it goes. What better subject could one study than self; and wh..