“Primum non nocerum. (First do no harm)”
“It is far more important to know what person the disease has than what disease the person has.”
“Extreme remedies are very appropriate for extreme diseases.”
“There are in fact two things, science and opinion; the former begets knowledge, the latter ignorance.”
“Declare the past, diagnose the present, foretell the future.”
“That which is used - develops. That which is not used wastes away.”