1. Exoteric sūtras can be read as esoteric Buddhist teachings 1 2. The Heart Sūtra is the Samādhi of the bodhisattva Prajñā 4 3. The Heart Sūtra contains all teachings 7 The Secret key to the Heart Sūtra, with an introduction 10 [I.2. General introduction] 12 [I.3. Introduction to the Heart Sūtra] 15 [I.3.1. Overview of the Heart Sūtra] 15 [I.3.2 Signigicances of the phrases of the Heart Sūtra] 16 [I.3.3. Special virtues of the Heart Sūtra] 17 [I.4. Reason for writing] 17 [I.5. Additional questions] 17 [II. Main discussion] 18 [II.1. On the title of the Heart Sūtra] 18 [II.2. Outline of the Heart Sūtra] 21 [II.2.1 The audience of the Heart Sūtra] 21 [II.2.2. The Chinese translations of the Heart Sūtra] 21 [II.2.3 The Esoteric meaning of the Heart Sūtra] 22 [II.3. The five sections of the Heart Sūtra]23 [II.3.1. The first section: a general introduction to the person and the teaching] 23 [II.3.2. The second section:differentiating among the vehicles] 25 [II.3.2.1. Huayan] 25 [II.3.2.2. Sanlun] 27 [II.3.3.3. Faxiang] 28 [II.3.3.4 The two Vehicles] 29 [II.3.3.5 Tiantai] 31 [II.4. The third section: the benefits attained by the practictioner] 33 [II.5. The fourth section: the entire Sūtra returns to the dhārana] 34 [II.6 the fifth section: the mantra of the secret treasury] 36 [III. Questions] 39 [IV. Concluding verse] 43
