The Thai King’s philosophy of ‘Sufficiency Economy’ as a means The foundations of King Bhumibol's theory include sustainability, moderation, and broad-based development. The Learning Centre of King Bhumibol's Philosophy of Economic Sufficiency claim the concept is focused on living a moderate, self-dependent life without greed or overexploitation Sufficiency Economy is a philosophy based on the fundamental principle of Thai culture. It is a method of development based on moderation, prudence, and social immunity, one that uses knowledge and virtue as guidelines in living. Significantly, there must be intelligence and perseverance which will lead to real happiness in leading one’s life.