Coal miners are the unsung heroes of America's industrial strength.

人类最真实可触的便是孤独中的沉默。

The best safety protocol is a culture where every worker looks out for each other.

The only thing you sometimes have control over is perspective. You don't have control over your situation. But you have a choice about how you view it.

短期收益永远不应以牺牲长期可持续性为代价。

只要做一次别人说你做不到的事，你就再也不会在意他们的限制了。