That man can interrogate as well as observe nature was a lesson slowly learned in his evolution.
William OslerThe desire to take medicine is perhaps the greatest feature which distinguishes man from animals.
William OslerConservatism and old fogeyism are totally different things; the motto of one is "Prove all things and hold fast that which is good" and of the other "Prove nothing but hold fast that which is old."
William Osler