This video is quite remarkable - Gus Van Sant's [college project?] dramatization of William S. Burroughs' essay "The Discipline of Do Easy" (I think it originally appeared in Exterminator!).
It should be obvious how this applies to the martial arts, so here it is:
Couple points to the video:
"The easier you do it, the less you have to do."
"How fast can you do it and get it done?"
Or, as Sgt. York said, "slow is smooth and smooth is fast."
Which brings us back to Doc Holliday, "How fast can you take your time, kid?"