A really nice way to keep your images clean and professional looking is to keep the horizons level and the verticals vertical within the frame, unless you're using that super wide angle lens where you're looking up.
Where the Duke pointed, crescent dune tracks spread shadow ripples toward the horizon and, running through them as a level line stretching into the distance, came an elongated mount-in-motion—a cresting of sand.
Take for example, very angular or tangled horizontal lines, now if a person when doodling does a lot of them, it is very indicative of hidden anger and frustration.
There's a horizontal line, the diameter of that circle goes horizontally across and the extraordinary world is on the bottom, the ordinary world is on the top.