Galen

"Patience in diagnosis prevents errors in treatment."

"The physician who stops learning stops being a physician."

"Truth in medical practice is both ethical duty and practical necessity."

"The body's symptoms are messages, not enemies."

"Nature's order is mathematical; learn to read its equations."

"The greatest physician is one who knows the limits of their knowledge."

"Healing is the natural state; disease is the aberration."

"The future of medicine lies in understanding, not domination."

"Every person's body is unique; treat it accordingly."

"The physician's mission is to restore what nature intended."

"Doubt and questioning are signs of a rigorous mind."

"The body's response to treatment reveals nature's laws."

"The best physician is the one who is learned in the causes of disease."

"Nature herself is the best physician; drugs are often a second best."

"Use of the eyes brings light into the soul."

"All disease begins in the gut."

"The doctor who knows only medicine knows not even medicine."

"If you would not be forgotten as soon as you are dead and rotten, either write things worth reading or do things worth writing."

"Bloodletting is a remedy for all things."

"Motion and lack of motion lead to disease."

"The human body is like a complex machine; understanding its parts is key to healing."

"A physician who does not understand the four humors understands nothing of medicine."

"The soul is something divine and wonderful."

"Exercise is nature's greatest medicine."

"Through dissection, truth emerges from the body."

"The patient who fears the physician will never be healed."

"In learning we teach; in teaching we learn."

"The body speaks to those who listen carefully."

"Observation is the foundation of all medical knowledge."

"A disease known is half cured."