It’s not how good you are, it’s how good you want to be. 不在于你有多优秀,而是你想要自己变得多优秀.Use your smile to change the world. Don't let the world change your smile. 用你的笑容去改变这个世界... It’s not how good you are, it’s how good you want to be. 不在于你有多优秀,而是你想要自己变得多优秀.Use your smile to change the world. Don't let the world change your smile. 用你的笑容去改变这个世界...