You do have the creative/productive phases though, which have to alternate for creativity/productivity. Or since this is horrible misleading naming, let's call

You do have the creative/productive phases though, which have to alternate for creativity/productivity. Or since this is horrible misleading naming, let's call it open and closed mental periods, as John Cleese called them during his talk at video arts (http:;;//vimeo.com/;;18913413 remove assembly comments). Marijuana does, in small doses, help to enter the open period (playing around and picking an idea), whereas drugs such as caffeine or nicotine aid closed mode thinking (ironing out the kinks).