最终,生存是关于生存的意志。它是关于人类精神的。
The elegance of a mathematical proof is in its simplicity and clarity.
The energy transition is not just about switching fuels; it's about transforming the entire energy system.
围绕试管婴儿的伦理问题很复杂,但拥有孩子的愿望是一项基本人权。