one nature - Thubten Chodron

Two phenomena that exist at the same time and do not appear separate to direct perception are one nature.

Overcoming the four distorted conceptions
How the third and fourth attributes of true duhkha counter the distorted conceptions.
Nirvana
Continuing teaching from Chapter 11, describing the nature and characteristics of nirvana.
The mind and its potential
Completing teaching Chapter 11, "Freedom From Cyclic Existence" and commencing Chapter 12, "Mind and Its Potential".
Subtle mind and wind in tantra
What appears to the mind during meditation on emptiness in tantric practice?
The purpose of the Manjushri practice
An explanation of the purpose and the types of Manjushri practices as well as answers to questions regarding the meditation on emptiness in the sadhana.