how it is the same as when, at night, the light of a candle throws the shadow of a flower onto a wall. you might believe that it is a spider or some kind of insect crawling there. only upon checking with a flashlight do you realize that the real spider or insect is not there, right where you saw it. the spider in which you believed is empty. right there it is empty. after that, although you may still see the shadow that looks like a spider on the wall, you have the wisdom to realize it is not true. it is empty there as a spider because the 