Namely duḥkha, the arising of duḥkha, the cessation of duḥkha, and the eight-fold path leading to the cessation of duḥkha; ethical conduct (sila), mental discipline(samadhi) and wisdom (panna).
1. Dukkha exists - unsatisfactoriness, suffering, discontent
2. The cause or origin of dukkha is craving or clinging
3. Dukkha ceases with the relinquishment of that craving or clinging
4. The path leading to the cessation of dukkha is the Noble Eightfold Path.