No man, not even a doctor, ever gives any other definition of what a nurse should be than this - 'devoted and obedient'. This definition would do just as well for a porter. It might even do for a horse. It would not do for a policeman (Notes on Nursing) Florence Nightingale quote
It may seem a strange principle to enunciate as the very first requirement in a hospital that it should do the sick no harm. Florence Nightingale quote