Sir William Osler
Look wise, say nothing, and grunt. Speech was given to conceal thought.
One of the first duties of the physician is to educate the masses not to take medicine.
Shut out all of your past except that which will help you weather your tomorrows.
The desire to take medicine is perhaps the greatest feature which distinguishes man from animals.
Live neither in the past nor in the future, but let each day's work absorb your entire energies, and satisfy your widest ambition.
In science the credit goes to the man who convinces the world, not to the man to whom the idea first occurs.
To study the phenomenon of disease without books is to sail an uncharted sea, while to study books without patients is not to go to sea at all.
The greater the ignorance the greater the dogmatism.