It is a carefully constructed approximation—a useful fiction that allows one mind to approach another, while forever leaving the deepest parts of experience beyond the reach of language.… The Diary That Refused to Become Language On a humid evening in the summer of 2026, cognitive scientist Dr. Mei Arakawa opened a leather notebook she had carried for nearly fifteen years. Every page contained observations. “The train arrived three minutes late.” “Father laughed while watering the tomatoes.” “The hospital corridor smelled faintly of disinfectant.” There were almost no sentences beginning with I felt. Ironically, Mei specialized in affective computing—the branch of artificial intelligence that attempts to infer human emotions from facial expressions, voice, physiological signals, typing rhythm, and behavioral patterns. Her laboratory trained multimodal large language models using speech, wearable sensor data, and millions of anonymized conversations. Their s...