Sarvadarshanasangraha 2.101

2.101

For it is not the mere existence of cognition that is suitable as its cognition, because that is non-distinct everywhere. But entering into similarity with it, it brings about representation. And so the formal argument for the existence of external objects is: All things that occur occasionally despite the presence of something depend on something distinct from it; just as, when I have no intention to speak or go, appearances of speech and movement depend on the streams of other persons who intend to speak or go; and so cognitive acts of active engagement in dispute, despite the presence of the storehouse-consciousness, refer to blue and so forth only occasionally. There, 'storehouse-consciousness' is the consciousness that is the locus of 'I'; and the consciousness that refers to blue and so forth is the 'active consciousness'. As has been said: