Galen

"Reason should govern all our actions."

"The mind controls the body, not the reverse."

"Knowledge of anatomy is knowledge of life itself."

"Disease is a disturbance of the natural order."

"The physician must be a philosopher first."

"Nature provides the cure if we but listen."

"The greatest enemy of health is ignorance."

"To be a physician is to be a servant of humanity."

"The body speaks a language the wise physician learns to understand."

"Health is the condition for happiness."

"Through experience comes understanding."

"The mind is the master of the body."

"To practice medicine is to practice humility."

"Nature is the greatest teacher of medicine."

"The human body operates by divine law."

"Observation without reason is merely collection."

"The physician who cannot explain is not a physician."

"Healthy bodies do not act as their own monuments."

"All that we see is but a reflection of what lies within."

"The pursuit of knowledge is the pursuit of truth."

"In every disease, there is a lesson to be learned."

"The body is a machine that requires proper maintenance."

"To heal others, first heal thyself."

"The greatest discoveries are made by those who question everything."

"Nature heals the body; medicine merely assists the process."

"Understanding leads to compassion."

"The physician must be both scientist and artist."

"To learn is to grow; to stagnate is to die."

"The human spirit cannot be healed by medicine alone."

"Reason is the highest faculty of man."