The essence of strategy is choosing a unique and valuable position rooted in systems of activities that are much more difficult to match.

"La vida es un laberinto en el que a veces nos perdemos, pero siempre encontramos el camino de regreso."

可持续性不是一种选择，而是煤炭行业的必需品。

如果你因失去了太阳而流泪，那么你也将失去群星了。