妙法蓮華經文句 9.19

9.19

現在意識尚不見色，云何夢中意地見色？答：皆是曾見，曾聞故想耳。又是吉不吉相耳。

Question: The present mental consciousness does not even perceive visual form; how can the mind-ground perceive form in a dream? Answer: These are all thoughts based on what was previously seen and previously heard. Furthermore, they are auspicious and inauspicious signs.