成唯識論述記 5.7

5.7

The Commentary states: Because it is sometimes induced to arise by the five consciousnesses. Fascicle three states: 'Immediately after the five consciousnesses, the mental consciousness definitely arises,' which is proof of this; that is, the mental consciousness arises after the clear and distinct mind. Thus, taking itself and the five consciousnesses together among the eight consciousnesses, it takes the first six consciousnesses as its opening-and-guiding basis.