So the master poured his guest a cup. The cup was filled, yet he kept pouring until the cup overflowed onto the table, onto the floor, and finally onto the scholar’s robes. The scholar cried “Stop! The cup is full already. Can’t you see?”
Soon, it became obvious that the scholar was full of his own opinions and knowledge. He interrupted the master repeatedly with his own stories and failed to listen to what the master had to say. The master calmly suggested that they should have tea.