“In the sick room, ten cents' worth of human understanding equals ten dollars' worth of medical science.”
“Whenever ideas fail, men invent words.”
“Don't confuse hypothesis and theory. The former is a possible explanation the latter, the correct one. The establishment of theory is the very purpose of science.”
“Facts are not science - as the dictionary is not literature.”
“A good teacher must know the rules a good pupil, the exceptions.”
“A doctor must work eighteen hours a day and seven days a week. If you cannot console yourself to this, get out of the profession.”