Think of a dirt path across a field. The first time someone walks across the grass, it barely leaves a mark. But if the same path gets walked a hundred times, a groove forms. Eventually water even starts running along that groove after it rains, because it is the easiest path to follow.
The mind works in a strangely similar way. Buddhism has a word for these deep mental grooves. It is called sankhara.
What Sankhara Actually Means
Sankhara is a Pali word, from the old language used in early Buddhist teaching. It is often translated as “mental formation” or “mental conditioning.” S.N. Goenka, the well known Vipassana teacher, used it to describe the habit patterns, reactions, and tendencies that build up in the mind over time.
Goenka taught that sankharas form through two basic reactions: craving, which means wanting more of something we like, and aversion, which means pushing away something we dislike. Every time the mind reacts this way, even in a small moment, it deepens a little groove. Do that enough times, over years, and the groove becomes a fixed habit that fires almost automatically.
An Everyday Example
Picture someone who snaps in frustration every single time traffic makes them late. They know, logically, that getting angry will not clear the road. They have told themselves a hundred times that it does not help. And yet, the next time it happens, the same frustration shows up anyway, just as strong.
This is sankhara at work. It is not really about that one traffic jam anymore. It is an old, deep reaction pattern, built from many past moments of the same kind of reacting, that now fires almost on its own the moment a similar situation appears.
This is also why simply deciding to react differently, using willpower alone, so often fails. A groove worn in that deeply does not disappear just because a person wants it to. It was built slowly, through repetition, so it tends to weaken the same way, slowly, through repetition.
Why Goenka Called This the Root of Suffering
Goenka taught that sankharas are the real, hidden engine behind a lot of repeated suffering. On the surface, it can look like the traffic, or the annoying comment, or the delay, is the actual problem. But the deeper problem is the old pattern of reacting that gets triggered again and again by situations like that.
He explained it as a kind of trap that feeds itself. Ignorance about what is really happening inside the mind leads to more reacting, more craving and aversion. That reacting then builds more sankhara, deeper grooves, which then makes the same ignorant reacting even more automatic next time. Around and around it goes, which is why old patterns can feel so stuck.
How These Patterns Connect to the Self
This connects closely to anatta, the idea that there is no single, fixed self sitting still inside us. If there is no fixed self, then what actually gets passed from one moment to the next, shaping how a person tends to react?
Sankhara is a big part of the answer. These built-up habit patterns are like grooves running through that flowing river of body and mind. They give the flow a shape and a tendency, even though nothing inside it is truly fixed or permanent.
How the Grooves Can Weaken
This article will not explain meditation technique step by step. That is not what this kind of writing is for, and Vipassana itself is only properly taught in person, over a full course.
But it is fair to describe the general idea Goenka taught about how these old patterns change. The approach centers on observing body sensations with equanimity, which means noticing what is happening in the body without reacting to it with craving or aversion, again and again, over time.
The idea is that every old reaction pattern first shows up as some kind of sensation in the body, before it turns into an outward reaction like snapping in anger. Learning to notice that sensation calmly, without instantly reacting to it the old way, is what Goenka taught as the real way these deep grooves slowly weaken. Not through fighting them, and not through forcing new behavior with willpower, but through no longer feeding them the way they were fed for years.
None of this happens instantly. A groove built over twenty years of the same reaction does not vanish in a week. But it also is not permanent, which is really just the idea of Vipassana meditation circling back to where this all starts: even the deepest, oldest habit is still just another changing pattern, not a fixed part of who a person has to remain forever.
Want to actually learn Vipassana? This article is independent, informal writing, not official teaching. The technique itself is taught only at free, residential 10-day courses run by the Vipassana Research Institute in the tradition of S.N. Goenka. You can find a course near you at dhamma.org.
