Liu Pei said to Chou Yu,"Marshal Chou,you have made the right decision.May I ask how many soldiers you have?"Chou Yu answered," 30,000 soldiers."Liu Pei said,"Not enough."Chou Yu replied firmly,"They are enough!Just wait,Your Majesty,and you will see me defeat Ts'ao Ts'ao's forces."Seeing Chou Yu full of confidence,Liu Pei returned to his camp satisfied that they would defeat Ts'ao Ts'ao.