Invert, always invert: Turn a situation or problem upside down.Look at it backward.

经济体制的核心是自由市场，它能够实现最大程度的效率和资源分配。

Use music to spread love, use love to move the world.

The best way to ensure peace is to be powerful.

The first step in the art of cutting metals is to find a man who has the necessary skill and experience to do the work.