The discourse on mindfulness of breathing. The sixteen-stage practice.
The continuous, non-judgmental awareness of what is arising in the present moment. The Buddha's central instruction — and the gateway through which the dharma has entered the West.
The practice of seeing the three marks of existence — impermanence, suffering, non-self — directly in moment-to-moment experience. The Buddha's central method.
The practice of cultivating tranquility and one-pointed concentration. The companion to vipassana — the two yoked together carry the dharma.
The second basket of the Pali Canon — the Buddha's discourses, organized into five great collections (nikayas) preserving over ten thousand teachings.