我不数做了多少仰卧起坐，只在感到疼痛时才开始计数。

"Sometimes, you have to look back in order to understand the things that lie ahead."

The customer's voice is the most important sound in any business.

阅读的习惯是唯一没有掺杂任何杂质的享受；当所有其他乐趣消失时，它依然存在。

Sometimes the hardest thing and the right thing are the same.

The only way to know your limits is to go beyond them.

生命短暂，你必须不断前进。