Argument for Momentariness (sattvānumāna) 51 Impossibility of Delay 52 Causal Objection in Śāntarakṣita 56 Ratnakīrti’s Treatment of the Causal Objection 61 Ratnakīrti’s Response, First Observation: Dependence & Oneness 62 Ratnakīrti’s Response, Second Observation: Incompatibilities and Relational Properties 64 Ratnakīrti’s Response, Final Observation 69 Conclusion 70