And the Lord spoke all these words, saying "I am the Lord your God ..." (Exodus 20:1-2)

Imagine that your job in life is to get up each morning and prepare an egg for someone else to eat. There are many different ways to prepare an egg: hardboiled, soft-boiled, poached, fried, baked, scrambled, benedict, souffled, and so on. Now, if you didn't want to get bored and were willing to take a risk, you could constantly be striving for new ways to prepare an egg. If you wanted to play it safe, and you knew that the person for whom you are cooking loves poached eggs, you could prepare the same poached egg every morning, year in and year out.

Preaching a sermon every week is a bit like that. Over the years, I've offered various styles of sermons on many different kinds of issues, but up until no…