Ajahn Brahm's deeper talks on Dhamma to monastics.
"Then you understand the brilliance of the Buddha's teaching of anatta, goes right to the heart of everything. They say the Dhamma is the source, not going to it's consequences not papancha, but going right into the very middle, the very essence, the very heart, the atta what you take to be you. From the body into the mind thinking, from the mind into the doer, from the doer into the knower. You can see you're not the knower, you can see you're not the doer..."