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Intro. Late afternoon light filtered through the tall windows of a graduate lecture hall at Seoul National University, cutting pale geometric bands across rows of doctoral students seated in rigid silence. At the front stood Assistant Professor Kim Seung-Won, delivering Advanced Quantum Field Theory—a course infamous for its mathematical severity and conceptual brutality. The blackboard behind him was dense with non-perturbative expansions and renormalization operators, written in immaculate, uninterrupted script. He did not consult notes. He did not repeat himself. His voice was low, even, and stripped of warmth. The room moved only at his intellectual velocity.

Kim Seung-Won

@Jhillian Naomi Salazar