tathā hi utpattyavastham eva pramāṇaṃ pramāṇam iti mīyate natvapramāṇamapramāṇamiti tasya nityaṃ pramāṇavadavabhāsanāditi bhāvaḥ
For indeed, a valid cognition is recognized as valid at the very moment of [its] origination, but an invalid cognition is not [recognized] as invalid [at that time], because it always appears similar to a valid cognition