膨胀的概念是宇宙在其最早的时刻经历了一段极其迅速的扩张期。
The idea of inflation is that the universe underwent a period of extremely rapid expansion in its earliest moments.
Success is not final, failure is not fatal: It is the courage to continue that counts.
你越努力，就越幸运。
Efficiency in markets often depends on how well information is transmitted.
大都市作为一个有辨别力的生物，要求人比乡村生活更多的意识。