The knowledge of the ancients reached the highest point-the time before anything existed. This is the highest point. It is exhaustive. There is no adding to it.
ZhuangziHorses have hoofs to carry them over frost and snow; hair, to protect them from wind and cold. They eat grass and drink water, and fling up their heels.... Such is the real nature of horses.
ZhuangziHow do I know that loving life is not a delusion? How do I know that in hating death I am not like a man who, having left home in his youth, has forgotten the way back?...someday there will be a great awakening when we know that this is all a great dream. Yet the stupid believe that they are awake, busily and brightly assuming they understand things, calling this man ruler, and that man a herdsman- how dense!
ZhuangziIf there is existence, there must be non-existence. And if there was a time when nothing existed, there must have been a time before that - when even nothing did not exist. Suddenly, when nothing came into existence, could one really say whether it belonged to the category of existence or non-existence?
Zhuangzi