Lao Tzu promoted values of simplicity, humility, and harmony in his teachings, encapsulated in the principles of Taoism. His foundational text, the "Tao Te Ching," emphasizes living in accordance with the Tao, or the natural order of the universe, advocating for balance between oneself and the cosmos. Lao Tzu encouraged individuals to embrace a life of moderation, steering clear of excessive desires and ambitions. His teachings stress the importance of internal peace, mindfulness, and the interconnectedness of all beings, influencing not only Chinese philosophy but also global thought on well-being and simplicity.