Nature is written in mathematical language.
自然是用數(shù)學(xué)語言寫的。
文學(xué)是社會(huì)的鏡子，以毫不退縮的誠實(shí)反映其美德和惡習(xí)。
The challenge for media companies is to find new ways to reach audiences and to make money from it.
If you want to achieve greatness, stop asking for permission.