过去从未死去，它甚至还未过去。
"The past is never dead. It's not even past."
When you do something best in life, you don’t really want to give that up – and for me it’s tennis.
最成功的公司是那些能快速适应变化的公司。
系外行星研究的未来在于开发更灵敏的仪器和全球科学家的合作。
