A．they have a vision from the mountaintop
B．they have warm feelings and emotions
C．they can serve as concrete examples of noble principles
D．they can make people feel stronger and more confident

A．they are popular only among certain groups of people
B．their performances do not improve their fans morally
C．their primary concern is their own financial interests
D．they are not clear about the principles they should follow

A．are good at demonstrating their charming characters
B．can move the masses with their forceful speeches
C．are capable of meeting all challenges and hardships
D．can provide an answer to the problems of their people