I don’t think you can compare eras in tennis. Every era has its great players.
未来属于那些敢于梦想并有勇气追求梦想的人。
信任是在一个社区内,基于共同分享的规范,对其他成员会表现出规律、诚实和合作行为的期望。
最好的技术是无形的——它只是无缝地运作。
The best way to predict the future is to create it.
"I believe in positive thinking and visualization."