OH man, the itch is a really good analogy. I suddenly understand what is going on with Tourette's now. I mean, even discussing this topic I felt the need to scr

OH man, the itch is a really good analogy. I suddenly understand what is going on with Tourette's now. I mean, even discussing this topic I felt the need to scratch. Prior to reading that analogy I just could not wrap my head around the "something they don't want to do but not actually involuntary." The desire to scratch an itch explains it perfectly.