温故知新。
if a man keeps cherishing his old knowledge, so as continually to be acquiring new, he may be a teacher of others.
温故而知新,可以为师矣。
温故知新。
『論語』
if a man keeps cherishing his old knowledge, so as continually to be acquiring new, he may be a teacher of others.
The Confucian Analects
温故而知新,可以为师矣。
《论语》
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