An expert is a person who has made all the mistakes that can be made in a very narrow field.
专家就是在一个非常狭窄的领域里犯了所有可能犯的错误的人。
解释：饿了再吃，粗茶淡饭味道也像吃肉一样可口。安稳走路就不会感觉到劳累，权当坐车。
Believe in yourself and all that you are. Know that there is something inside you that is greater than any obstacle.
写作就是在纸上描绘你的声音。
不断学习。这是在快速变化的世界中保持相关性的唯一方法。
善于学习的人，能够透彻地知道事情的道理；善于实践的人，能够把事情疑难之处弄清楚。