1. A good boy who studies hard will become a great man one day. Teenagers who are eager to learn will succeed.

I walk slowly, but I never walk backwards. I walk slowly, but I never walk backwards.

I don't know who my grandfather is: I am? I want to know what kind of person his grandson will become. I don't know who my grandfather is, but I am more concerned about what his grandson will become.

It is better to break your word than to break it. Breaking a bad promise is better than keeping it.

You can fool all people at one time or some people forever, but you can't fool all people? There's always someone. You can cheat all the people at some point, or you can cheat some people all the time, but you can never cheat all the people all the time.