This is quite true, especially true when talking about direction (gradient) in high dimensional space. I don't think this can be avoided, since after all we are

This is quite true, especially true when talking about direction (gradient) in high dimensional space. I don't think this can be avoided, since after all we are creatures living in 3D space where left right up down are quite well-defined, just need to make a mental note every time you have to deal with more than 3 dimensions.