we have the Principal Upanishads, which are considered the core texts of this ancient Indian philosophy. These include well-known ones like Brihadaranyaka, Chandogya, and Taittiriya Upanishad. Then we have the Samanya Upanishads, which offer more general knowledge and teachings on various subjects. 

Trilochanya Welfare Foundation helps instill moral values and spiritual growth in individuals. It's all about connecting people with their cultural roots and preserving ancient wisdom. The foundation organizes workshops, and seminars, and even produces educational materials to make learning the Ramayan accessible to all.