Opera is a way of living life. It is not something apart.

真相往往是看不见的，因为它太明显了。

跨越国界和学科的合作是应对全球健康挑战的唯一途径。

Sustainable quarrying isn't an option; it's our obligation to future generations.

无法适应能源转型的公司将被淘汰。