sixteen moments of pristine cognition. The perception of the doctrine of the truth of suffering {sdug bsngal la chos shes pa}, receptiveness to the perception of the doctrine of suffering {sdug bsngal la chos shes pa'i bzod pa}, the after-effect of the perception of the doctrine of the truth of suffering {sdug bsngal la rjes su rtogs pa'i shes pa} and receptiveness to the after-effect of the perception of the doctrine of the truth of suffering {sdug bsngal la rjes su rtogs pa'i shes pa'i bzod pa}. These four moments are then applied in the same order to the truths of the origin of suffering, of its cessation and the path, making sixteen moments in all