This document discusses theories of human evolution and the emergence of human neurology and reasoning abilities. It explores monist and dualist perspectives on explaining consciousness and behavior. Quantum effects on microtubules and the evolution of sensation in organisms are considered. The development of neuronal patterns, neural systems, and the human brain are examined as factors in the rise of human phenomenology, including rational and emotional behavior. The origins of language, tool use, and reason are debated from different theoretical standpoints.