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[edit] Four Noble Truths

The Nature of Dukkha:
All life is suffering.
The Origin of Dukkha (Samudaya):
Suffering is caused by desire.
The Cessation of Dukkha (Nirodha):
To eliminate suffering, eliminate desire.
The Way Leading to the Cessation of Dukkha (Magga):
To eliminate desire follow the Eightfold Path.