Motivations powers dharma practice. Its depth and purity determine what other mental factors and paramis are brought forward in meditation. This talk contrasts what "mainstream" motivations provide, contrasted with a deeper drive to understand.
Based on SN: text on the topic and extracts from Nyanaponika's booklet, elaboration is made on the four main causes of life, i.e. food, mental volition, contact, and consciousness.
Meditation is described as "sensitivity, intelligence, and adjustment". Parallels are done with "Sati, Panna, and Viriya" - a trilogy principle seen in MN:117, Mahācattārīsaka Sutta
The Buddhist practice of Metta needs to be combined with the seven bojjhangas. These seven can relate to different levels of practice, depending on "object" relation. e.g. insight or serenity