我发现自己是如此的激动，以至于不能静静地坐下来思考。我想只有那些重获自由即将踏上新征程的人们才能感受到这种即将揭开未来神秘面纱的激动心情。我希望我能越过边境，我希望太平洋同我梦想的一样蔚蓝，我希望再见我的 朋友，同他握手，我希望。
I find I'm so excited. I can barely sit still or hold a thought in my head. I think it the excitement only a free man can feel, a free man at the start of a long journey whose conclusion is uncertain. I hope I can make it across the border.I hope the Pacific is as blue as it has been in my dreams. I hope to see my friend, and shake his hand. I hope.
关系模型基于谓词逻辑和集合论，为数据库管理提供了坚实的数学基础。
只有在水里的时候，我才感到平静。
The best cloud strategy is not to have a cloud strategy, but to have a business strategy that leverages cloud.
Nothing’s lost forever. In this world, there’s a kind of painful progress. Longing for what we’ve left behind, and dreaming ahead.
爱之深，责之切。
在信息不对称的情况下，市场并不高效。