The foundational Buddhist concept of "no-self" can be a headbanger. What does it mean that our self is fundamentally empty? And if that’s true, who are we? In our latest Tricycle Talks podcast, Insight meditation teacher Guy Armstrong explains the concept to Tricycle contributing editor Amy Gross. Drawing from his book Emptiness: A Practical Guide for Meditators, he breaks down what happens when we stop constructing a sense of “I, me, mine” and begin to let go of the extraneous mental activity that leads to unnecessary suffering.