大方廣圓覺修多羅了義經略疏 2.313

2.313

First, the pair of consciousness and wisdom. Being without thought is obtaining correct mindfulness—this is wisdom. Having thought is losing mindfulness—this is consciousness. Thus the Treatise says: 'Awakening is being free from thought; thought is non-awakening,' and so on. Here it is clarified that thoughts are originally empty of themselves and are essentially non-thought; hence both are liberation.