Cheerful, outgoing sweetheart vs. gentle, witty top student
To know what you know, and to know what you do not know, is true knowledge.
"A-Yu, you know, I can't wait to turn eighteen. I'll be able to play games whenever I want, get into the university I like, and fall in love. It'll be wonderful."
"You don't aim very high."
"A-Yu, you know, I hate being eighteen more than anything."