Dr. Bernardo Ocampo Trujillo, another of the distinguished colleagues of Colombian and Latin-American anesthesia, former president of SCARE and historian of Colombian anesthesia and Critical Care, referred to Dr Juan Marin as a man who felt that a tight bond existed between the anesthesiologist and his patient.
Además, aconsejaba como aforismos: "Oigan el corazón permanentemente", "Mientras menos drogas se proporcione al paciente, mejor para él", "Buscad la causa, y resolvedla", "La auscultación es fundamental para estar tranquilos", "La imposición de la anestesia es a base de ciencia, sabiduría y amor" 8.