Innovation comes from solving real problems.

The problem with quantitative easing is that it works in practice but it doesn't work in theory.

生活是一种人人须学而无人能教的艺术。

有时候当你创新时，你会犯错。最好迅速承认错误，然后继续改进你的其他创新。

革命是通过人类进行的，但个人必须日复一日地锻造自己的革命精神。

闪电使各国合为一体。