【释义】：礼节重在相互回应。送出礼遇而对方不回应，这是不合礼数的；接受了别人的礼遇却不回报，同样也是不符合礼的要求。
I've been through a lot in my life, and I'm still here.
I'm not a rapper, I'm a Hall of Famer.
Education is the great equalizer, but only if access to it is truly equal.
The only lies for which we are truly punished are those we tell ourselves.
Curiosity is the driving force behind all scientific discoveries.
The past is a mirror that reflects the present.