Hippocrates — "The art of medicine is to restore health, not to take life."

"The physician must be able to tell the antecedents, know the present, and foretell the future."

"War is the only surgeon that can cure a nation."

"If you cut open a man and find his liver black as pitch, he will die within seven days."

"Conclusions which are merely verbal cannot bear fruit, only those do which are based on demonstrated fact. For affirmation and talk are deceptive and treacherous. Wherefore one must hold fast to facts…"

"A wise man should consider that health is the greatest of human blessings, and learn how by his own thought to derive benefit from his illnesses."