预测未来的最好方式就是创造未来。

如果你停下来听一个音乐家或街头艺人表演超过一分钟，你就欠他们一美元。

In the quest to understand the fundamental nature of reality, we must be prepared to question even our most cherished assumptions.

The world is in a constant state of flux. Nothing remains the same from one moment to the next. You can never step into the same river twice.