But only in their dreams can men be truly free，Twas always thus,and always thus will be.

The key to successful data management is understanding the data. If you don't understand your data, you can't manage it effectively.

The biggest risk is not taking any risk.

The secret of change is to focus all your energy not on fighting the old, but on building the new.

我是碧昂丝，永远都是。

城市是一个伟大的人工制品，是人类文明的最高作品。