I seem to have become very passionate about meta on making websites, rather than other things for my own website. Out of nowhere, rather than a playground for personal expression, I have increasingly wanted to put meta-content on my main website. This is no good; as such, my next project is to remedy this.
But projects can take a long time, and budding webmasters need advice now!
Figure out what you want to say. Then say it! And that's it! You can worry about looks later!
A max-width is all you need.
Many of my pages are styled in this exact way: