But to this realization he only arrives when the body and mind he can hold in his hands as his objects which he uses for his purpose in life. Once he has done this, then the body and mind, these two things, become as the two cords which the person puts on himself in order to swim in the water, and there is no danger of drowning. The same body and mind which, at least in his thought, cause man mortality, the very body and mind then become the means of his safety from being drowned in the water of mortality.