你必须愿意投入时间、努力和精力才能变得伟大。
You have to be willing to put in the time, the effort, and the energy to be great.
"A book is a gift you can open again and again."
创新是区分领导者和追随者的关键。
实现明天的唯一限制是我们今天的疑虑。