The best way to predict the future is to study the past.
光线不断变化,每分钟都在改变事物的氛围和美感。
Mathematics is not just about numbers and equations; it's about understanding the deep patterns and connections in the universe.
实证研究中最重要的是要清楚你想要回答的问题。
我跑步不是为了延长生命,而是为了给生命增添活力。