在冬天的深处,我发现我内心有一个不可战胜的夏天。
能源生产中的每一个挑战都是创新和改进的机会。
The discovery of gravitational waves was a testament to the power of human ingenuity and perseverance.
不管你是富有还是贫穷,我还是会做我自己。
We must not always talk in the market-place of what happens to us in the forest.