tatra tāvac cārvākāḥ pramāṇayanti svārthānumānam pramāṇaṃ na bhavati, trirūpaliṅgapūrvatvān mithyājñānavat /
On this point, the Cārvākas first argue [thus]: "Inference for oneself cannot be a valid means of cognition, because it depends on a three-featured sign, just like false knowledge."