多闻阙疑　

◎ 多闻阙疑 duōwén-quèyí

[to hear much and reject the doubtful points;be well-informed and suspend judgment on things in doubt] 虽然见多识广,有不懂之处,还应存有疑问。指谦虚谨慎的治学态度

多闻阙疑,慎言其余,则寡尤。——《论语·为政》