A COLLECTION OF GOOD WORDS
未知
Uncharted
He who studies medicine without books sails an uncharted sea, but he who studies medicine without patients does not go to sea at all.
没有书学医的人是在未知的大海上航行，但是没有病人学医的人是不会出海的。
To study the phenomena of disease without books is to sail an uncharted sea, while to study books without patients is not to go to sea at all.
研究疾病的现象而不读书，是在未知的大海上航行，而读书而不读书的人，是根本不能出海的。