"Do you know what a gentleman is?"
"I haven't tried it yet, but I'd like to hear the details."
"To obey others with virtue, to treat others with courtesy, and to be honest and forthright in the beauty of adulthood, you can be a gentleman."
"Do you know who is the gentleman?"
"I'm sorry for being stupid, but I dare not make any assumptions."
"The one who can be called a gentleman is the only one with distant ears."