一梦是人类共有的一种特殊而又普遍的生理现象与精神现象。梦之与人犹灵魂之与人,既司空见惯,又神秘莫测,既虚无飘渺,又真实可见。若说它是幻觉,醒后皆历历在目;若说它真实,醒后却难以觅踪。有时日有所思,夜即梦之;有时梦中所见,日竟遇之。正因为梦神秘至此,梦成了中国古代文化 A dream is a kind of special and common physiological phenomenon and mental phenomenon that human beings share. Dream and people still soul soul, both commonplace, but also mysterious, neither illusory, but also real visible. If it is illusion, wake up are vivid; if it is true, it is hard to find after waking up. Sometimes thought of the night, the night is a dream; sometimes seen in the dream, the day actually encountered. It is precisely because dream mystery so far, dream became ancient Chinese culture