The essence of mathematics lies in its ability to reveal hidden patterns and structures in the universe.

The essence of cloud computing is to make computing resources like water and electricity, available on-demand anytime, anywhere.

注意时令变化，节制饮食，这是从自己身体上驱除疾病的方法。减少嗜好情欲，戒除烦恼，这是从自己心理上消除疾病的方法。

A leader has the vision and conviction that a dream can be achieved. He inspires the power and energy to get it done.

"Language is the house of being. In its home man dwells."

法律的概念是复杂的，不仅涉及规则，还涉及原则、政策和标准。