权,然后知轻重;度,然后知长短。
用秤称一称,才能知道轻重;用尺量一量,才能知道长短。
Quality is not a cost; it is an investment.
I don’t complain. I keep working hard and try my best in every moment.
I don't compete with anyone but myself. My goal is to be better than I was yesterday.