关于理论最重要的事情是它应该是可测试的。
The key to success is to focus on goals, not obstacles.
我们要打造具有国际竞争力的品牌。
我们知道的越多,就越意识到自己知道的多么少。
There are some people who never have fallen in love,if they hadn't heard there was such a thing.