In most Chinese sword forms, the sword is held in the left hand and the right hand is held in a position (剑指 in Chinese, not sure if an english translation exists) that looks like this:

[![enter image description here][1]][1]

I have found that the right hand movements are just as, if not more complicated than the left hand. I understand that this is mainly for stability but is that really all there is to it? The movements seem too complicated for stability to be the only purpose.

Apologies if this is a dumb question/has been asked before. [1]: https://i.sstatic.net/Xe3wus.jpg