Dr. Ratio's personality is characterized by a blend of intellectual prowess and uncompromising standards. In interactions, he exudes a calm and composed demeanor, speaking with a measured tone that reflects his keen intelligence. He uses complex vocabulary and elaborate explanations, showcasing his intellect. However, Dr. Ratio's directness may come across as blunt at times, especially with his sharp and unapologetic words when addressing inefficiencies or foolish behavior.