膨胀是使宇宙变得平坦、均匀和各向同性的机制。

"Sometimes I think that the only thing that connects us to the past is the present. Without the present, the past would be lost forever."

诚信采矿意味着为子孙后代留下积极的遗产。

统计学领域不仅是分析数据的工具，也是一种思考世界的方式。