A clear mission gives direction and purpose to every action.
我们必须将地球视为一个单一的有机体，并尊重它。
The discovery of gravitational waves was a testament to the power of human ingenuity and perseverance.
The goal is not just to design a market, but to design one that works well in practice.
The truth is, the world is so constructed that if you wish to enjoy its fruits, you must submit to its rules.