I'd rather look at a simple arithmaticl expression and know immediately what is going on, rather than have to make up a hard to remember name for every small ex

I'd rather look at a simple arithmaticl expression and know immediately what is going on, rather than have to make up a hard to remember name for every small expression that happens to get repeated one or more times in the name of DRY. The same applies to small bits of non-arithmatical code.