The city is a school, and its buildings are the teachers.
Quality is not a given; it is a earned.
The best way to be happy is to be grateful.
解读:这是诙谐调侃,意在缓解人们自我否定时的低落情绪,用幽默方式鼓励换个视角看自己,重拾轻松心态。
Every decision we make today shapes the world we live in tomorrow.