Final answer:
Transcendentalism is a system of thought based on the essential unity of all creation, the goodness of humanity and nature, and the supremacy of insight over logic.
Step-by-step explanation:
The system of thought described in the question is transcendentalism. Transcendentalism is a philosophical movement that emerged in the 19th century in the United States. It emphasizes the interconnectedness of all beings and nature, the inherent goodness of humanity and the natural world, and the importance of intuition and spiritual insight over logic and reason.
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