We cannot know the cause, and therefore the effect, by reason alone.
我们无法仅依靠理性来认识因果关系。
我们不能向您保证我们将实现今年所有的目标,过去几年我们也没有实现所有的目标,但我们可以向您保证,我们将执着于用户体验 。
The architecture of the Internet is designed to be open and flexible, allowing for continuous evolution.