多闻阙疑

Explanation: Doubtful: the difficult problems remain, no less than judge. Listen to a speech of others, the difficult problems remain, temporarily decide. Also refers to the knowledgeable and meticulous scholarship. 　　Source: Spring and Autumn Annals of Lu Confucius "Analects," Doubtful more news, cautious the rest, the few in particular. " 　　Examples: We have ~, help in the field of learning spirit.