When I lost one of my dearest, I got deeply involved in the mental challenge between being and not. I don't mean the time between birth and death or the moment of death, but rather the presence of death in each moment, like the yin and yang being intertwined as black and white; however, this contrast does not mean that these two are separate. In fact, the existence of yin and yang depend on each other and they are correlated, as shadow and light; if there is no light, there will be no shadow. In this regard, my concern revolves around how we would live if we could live forever and we would never die. That would be really strange, think about it. I think we would definitely get bored and time...