Sustainability isn't optional anymore—it's the price of admission to the global marketplace.

The pig farming industry must rely on technology and talent for high-quality development.

追求知识是一段永无止境的旅程，充满了挑战和胜利。

热核战争不能被视为通过其他手段（根据克劳塞维茨形式）的政治延续。这将是普遍自杀的一种手段。