Can a pattern make you happier ... Much depends on scale and color, of course. Tiny white dots on a black background read as arch but ladylike; multihued spots, especially if large or irregularly ...

With Adobe Photoshop, you can avoid the painstaking process of placing all those individual dots and create a custom pattern. Once you set up the pattern, you can use it on backgrounds ...

But a closer look reveals a striking pattern of black and white markings all over the giant rocket. High-contrast lines and dots run up and down the length of the pencil-like solid rocket boosters ...