He is the most brilliant pianist ______ I have ever met.

A．The components of tears.
B．Why some people cry more often than others.
C．How tears help us deal with emotional problems.
D．Whether crying really helps people reduce stress.

A．Pay no attention to other’s feelings.
B．In face of defeat they continue to fight with the despairing courage.
C．They cannot find the meaning of life.
D．They often have stoic endurance and fight in vain.