02_02_Ngondro Teaching_Four Ordinary Foundation_Giảng giải Bốn Pháp Sơ Khởi_Impermanence_Vô Thường_Sonam Tenzin Rinpoche

1. Thinking about the difficulty of obtaining the precious human rebirth
2. Recognising it is impermanent
3. Teaching that karma is infallible and
4. Investigating the suffering of samsara