Buddhist meditation is often presented in two complementary forms: Tranquility (Samatha) and Insight (Vipassana). Together, they form a complete path of mental development.
Tranquility Meditation cultivates calm, stability, and one-pointed concentration. By focusing on a single object—commonly the breath—the mind becomes quiet and unified. This practice can lead to deep states of concentration known as jhanas, where thinking subsides and stillness prevails. While central to Buddhism, forms of concentration meditation also appear in other traditions, showing its universal effectiveness in calming the mind.
Insight Meditation, by contrast, aims at clear seeing. Rather than stilling the mind alone, it observes experience with precision and detachment. Through careful attention to body, feelings, and mental states, one begins to perceive impermanence, unsatisfactoriness, and the absence of a fixed self. This penetrative awareness is what leads to genuine understanding.
These two forms should not be separated. Concentration stabilizes the mind so that insight can arise without distortion. Insight, in turn, gives direction and depth to concentration. Gotama emphasized mindfulness as the direct path to liberation, and mindfulness emerges from the integration of both.
Like two wings of a bird, tranquility and insight must function together for the path to fully unfold.