know" mind has already stopped thinking. stopped thinking means no thinking. no thinking means empty mind. empty mind means before thinking. your before thinking is your substance. my before thinking is my substance (hits his chest). this stick's substance, universal substance, everything's substance, is the same substance.
so, when you keep "don't know" mind one hundred percent -- don't know -- at that time you are the universe, the universe is you. you and everything have become one. that is, as we say, primary point. so, "don't know" is not don't know, "don't know" is primary point. primary point's name is "don't know." some people say primary point's name is mind, 