笑，全世界便与你同声笑，哭，你便独自哭。

The only thing that is constant is change.

There are two ways to extend a business. Take inventory of what you are good at and extend out from your skills. Or determine what your customers need and work backwards, even if it requires learning new skills.

Coal has been the backbone of industry, and with innovation, it can continue to be.

Setting goals is the first step in turning the invisible into the visible.

The human being is a most curious creature.