A frontrunner has to live by the Hippocratic oath: first do no harm.
The spirit of their practice cannot be better illustrated than by the words of the so-called ‘Hippocratic oath’.
Hippocratic Oath n.
An oath of ethical professional behavior sworn by new physicians and attributed to Hippocrates.
A traditional oath of physicians, who pledge to practice medicine according to the ideals and moral principles put forth by Hippocrates.