俱舍論頌疏論本 30.18

30.18

Next, refuting the Sāṃkhya. They object, saying: "A self definitely exists, because activity necessarily depends on an agent of activity. For example, the activities of consciousness and the like, such as cognizing, necessarily depend on having a self as their basis before consciousness and the like can possess activities such as cognizing. That which is capable of cognizing is precisely the self. Just as Devadatta's walking necessarily depends on Devadatta—Devadatta being the self and walking being the activity—so we know that activity necessarily depends on a self."