世事茫茫难自料，春愁黯黯独成眠
世间的事情纷繁复杂难以预料，春天的忧愁让人黯然神伤独自入眠
煤炭行业是美国能源独立的支柱，已经持续了几代人。
Adaptability is the most important trait for any business in today's fast-changing world.
Success in the oil industry requires a combination of innovation, resilience, and a deep understanding of global energy dynamics.