Hey We all know that working with pressure points in the martial arts requires a high level of skill in a lot of areas. Perhaps one of the most fundamental areas where people consistently have the most trouble is with the ability to activate a point through intention.
Now Believe me intention isn't just a problem with pressure point fighting. its easily one of the single biggest challenges in all application of martial arts.
Bruce Lee sometimes referred to the power of intention as "emotional content' Be that as it may. Here is a video from Kyusho Grand Master Chris Thomas Explaining Just How Important The Power of Intent Really is, Especially for Kyusho Work.