In mathematics, the journey from question to answer is often more enlightening than the answer itself.
在数学中,从问题到答案的旅程往往比答案本身更具启发性。
The energy transition is not just about switching fuels; it's about transforming entire systems and mindsets.
Music is a world within itself.
孔子说:“我十五岁立志于学习,三十岁有所建树,四十岁不困惑,五十理解自然规律,六十明辨是非,七十随心所欲,不违规。”