One of the first duties of the physician is to educate the masses not to take medicine.

Medicine is a science of uncertainty and an art of probability.

We are here to add what we can to life, not to get what we can from life.

Gentlemen, I have a confession to make. Half of what we have taught you is in error, and furthermore we cannot tell you which half it is

There is no more difficult art to acquire than the art of observation, and for some men it is quite as difficult to record an observation in brief and plain language.

A library represents the mind of its collector, fancies and foibles, strengths and weaknesses, prejudices and preferences.

That man can interrogate as well as observe nature was a lesson slowly learned in his evolution.