孔子说:“陪君子说话要注意三种毛病:没到说的时候就说,叫做急躁;到该说的时候不说,叫做隐瞒;不顾对方的表情就说,叫做睁眼瞎。”
"As a director, you have to be both a leader and a listener."
In mathematics, the art of proposing a question must be held of higher value than solving it.